{"title":"All Components","description":null,"products":[{"product_id":"dht11-temprature-and-humidity-sensor-module","title":"DHT11 Temperature and Humidity Sensor Module for Arduino Raspberry Pi","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA basic, widely-used temperature and humidity sensor module — the standard entry point for environmental sensing projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eDHT11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e0–50°C, ±2°C accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity range\u003c\/td\u003e\n\u003ctd\u003e20–90% RH, ±5% accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSingle-wire digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, DATA (single digital pin)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSingle-pin digital interface — simple wiring\u003c\/li\u003e\n\u003cli\u003eVery common, widely documented\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (DHT library), ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBasic weather stations\u003c\/li\u003e\n\u003cli\u003eRoom temperature\/humidity monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow accurate is it?\u003c\/strong\u003e Modest — ±2°C and ±5% RH. For higher precision, see the DHT22.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577505517707,"sku":"KK000022","price":89.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/dht11_1.png?v=1722150076"},{"product_id":"ldr-light-sensor-module","title":"LDR Light Sensor Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA light-dependent resistor (LDR) breakout module, outputting both an analog light-level reading and a digital threshold trigger.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensing element\u003c\/td\u003e\n\u003ctd\u003eLDR (photoresistor)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog + digital (threshold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, AO (analog out), DO (digital out)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjustable sensitivity via onboard potentiometer\u003c\/li\u003e\n\u003cli\u003eSimple, well-documented sensor for beginners\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAutomatic night lights\u003c\/li\u003e\n\u003cli\u003eLight-level monitoring and dark\/bright detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow do I adjust the trigger threshold?\u003c\/strong\u003e Turn the onboard potentiometer while testing under your target light conditions.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577505648779,"sku":"KK000033","price":49.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/ldr_2.png?v=1720144475"},{"product_id":"pir-motion-sensor-detector-module-hc-sr501","title":"PIR Motion Detector Sensor Module HC-SR501","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA passive infrared (PIR) motion sensor module — detects movement by sensing changes in infrared radiation, the classic sensor behind motion-activated lights and alarms.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHC-SR501\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003ePassive infrared (PIR)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eDigital (HIGH on motion detected)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e4.5–20V (onboard regulator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, OUT (digital)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjustable sensitivity and delay-time potentiometers\u003c\/li\u003e\n\u003cli\u003eSelectable trigger mode (repeatable vs. single trigger) via a jumper\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMotion-activated lighting\u003c\/li\u003e\n\u003cli\u003eSecurity\/alarm systems\u003c\/li\u003e\n\u003cli\u003eAutomatic door or gate triggers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow do I adjust sensitivity and delay?\u003c\/strong\u003e Two onboard potentiometers — one for detection range, one for how long the output stays HIGH after triggering.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577505747083,"sku":"KK000039","price":95.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/pir_4.png?v=1722150549"},{"product_id":"wemos-d1-mini-iot-esp8266-based-development-board","title":"Wemos D1 Mini - IOT ESP8266 Based Development Board","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA very compact ESP8266-based WiFi development board, popular for space-constrained IoT projects and a wide ecosystem of matching “shields.”\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMCU\u003c\/td\u003e\n\u003ctd\u003eESP8266\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003eWiFi 802.11 b\/g\/n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003ctd\u003eMicro-USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO\u003c\/td\u003e\n\u003ctd\u003e~11 usable pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVery compact, breadboard-friendly footprint\u003c\/li\u003e\n\u003cli\u003eLarge community and matching shield ecosystem\u003c\/li\u003e\n\u003cli\u003eProgrammable via Arduino IDE\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino IDE (ESP8266 board package), Wemos-compatible shields\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact IoT sensor nodes\u003c\/li\u003e\n\u003cli\u003eSpace-constrained wireless projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat makes this different from a standard NodeMCU board?\u003c\/strong\u003e Same ESP8266 chip, but a smaller footprint and a different (larger) shield ecosystem.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577506074763,"sku":"KK000049","price":235.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/d1mini_4.png?v=1723712515"},{"product_id":"nodemcu-esp8266-cp2102-nodemcu-wifi-serial-wireless-module","title":"NodeMCU ESP8266 WIFI development board based on CP2102","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA NodeMCU-style ESP8266 development board using the CP2102 USB-to-serial chip, which most modern operating systems recognize without a separate driver install.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMCU\u003c\/td\u003e\n\u003ctd\u003eESP8266\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003eWiFi 802.11 b\/g\/n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB chip\u003c\/td\u003e\n\u003ctd\u003eCP2102\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash\u003c\/td\u003e\n\u003ctd\u003eTypically 4MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPIO\u003c\/td\u003e\n\u003ctd\u003e~11 usable pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOnboard USB-to-serial — often works without installing a separate driver\u003c\/li\u003e\n\u003cli\u003eProgrammable via Arduino IDE or Lua\/NodeMCU firmware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino IDE (ESP8266 board package)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBeginner IoT and WiFi projects\u003c\/li\u003e\n\u003cli\u003eHome automation nodes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow is this different from the CH340 version?\u003c\/strong\u003e Same ESP8266 chip — the CP2102 USB chip is generally recognized out of the box on more operating systems without a driver install.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577506271371,"sku":"KK000038","price":290.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/nodemcu_3_bc01c780-2b08-44a1-a154-37528f1ec024.png?v=1720172429"},{"product_id":"arduino-nano-v3-atmega328-compatible-board-with-soldered-headers","title":"Arduino Nano V3 ATMEGA328 Compatible Board with Pre-Soldered Headers","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn Arduino Nano-compatible board built around the ATmega328, with headers pre-soldered and a standard micro-USB connector — our most popular board, ready to use straight out of the box.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMicrocontroller\u003c\/td\u003e\n\u003ctd\u003eATmega328\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital I\/O pins\u003c\/td\u003e\n\u003ctd\u003e22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog input pins\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash memory\u003c\/td\u003e\n\u003ctd\u003e32KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock speed\u003c\/td\u003e\n\u003ctd\u003e16MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB\u003c\/td\u003e\n\u003ctd\u003eMicro-USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHeaders pre-soldered — breadboard-ready immediately\u003c\/li\u003e\n\u003cli\u003eCompact Nano form factor\u003c\/li\u003e\n\u003cli\u003eWidely used across DIY project kits, so code and tutorials are easy to find\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino IDE, Nano-compatible shields and breadboards\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompact embedded projects\u003c\/li\u003e\n\u003cli\u003eBreadboard prototyping\u003c\/li\u003e\n\u003cli\u003eThe core board behind most of our DIY project kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat cable does it need?\u003c\/strong\u003e A USB 2.0 A to Mini-B cable (sold separately).\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this the same chip as an Arduino Uno?\u003c\/strong\u003e Yes — same ATmega328 microcontroller, in a smaller board footprint.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42577506500747,"sku":"KK000016","price":259.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/arduino_nano_3.png?v=1752597803"},{"product_id":"mb102-breadboard-power-supply-module-3-3v5v-arduino-solderless-bread-board","title":"MB102 Adjustable Breadboard Power Supply Module (3.3V \u0026 5V) for Arduino \u0026 Raspberry Pi","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA breadboard-mounted power module that plugs directly onto the power rails, providing switchable 3.3V or 5V from a DC input — one of the most-used modules across our DIY project kits.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e3.3V or 5V, jumper-selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003eDC barrel jack or USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePlugs directly onto standard breadboard power rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePowers both rails of an MB102-style breadboard directly\u003c\/li\u003e\n\u003cli\u003eJumper-selectable 3.3V\/5V output per rail\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eStandard full-size breadboards (MB102 and similar)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePowering a breadboard project without tying up a USB port on the microcontroller\u003c\/li\u003e\n\u003cli\u003eThe standard power module across most of our DIY project kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it fit any breadboard?\u003c\/strong\u003e It's designed for standard full-size breadboard power rail spacing.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42640492888203,"sku":"KK000035","price":85.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/breadboard_ps_1.png?v=1752597803"},{"product_id":"raspberry_pi_3_model_b_plus_1_4ghz_64-bit_quad-core_processor_with_1_gb_ram_original","title":"Raspberry Pi 3 - Model B+ 1.4Ghz 64-bit quad-core Processor with 1 GB Ram (Original)","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA full single-board 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Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e0.96 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (typically address 0x3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND \/ VCC\u003c\/td\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSDA \/ SCL\u003c\/td\u003e\n\u003ctd\u003eI2C data \/ clock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOnly 4 wires needed thanks to I2C\u003c\/li\u003e\n\u003cli\u003eHigh contrast, wide viewing angle typical of OLED\u003c\/li\u003e\n\u003cli\u003eNo backlight needed — each pixel emits its own light\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDisplaying live sensor readings\u003c\/li\u003e\n\u003cli\u003eSmall project status\/UI screens\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhich library should I use?\u003c\/strong\u003e The Adafruit SSD1306 library (or U8g2) is the standard choice for this display type.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42644733984907,"sku":"KK000001","price":195.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/0_96_i2c_oled_blue_1.png?v=1752597803"},{"product_id":"0-96-inch-i2c-iic-4pin-oled-display-module-white","title":"0.96 Inch I2C\/IIC 4pin OLED Display Module White","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 0.96-inch OLED display module with a white display, communicating over I2C with just 4 pins — a compact, high-contrast display for microcontroller projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e0.96 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (typically address 0x3C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGND \/ VCC\u003c\/td\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSDA \/ SCL\u003c\/td\u003e\n\u003ctd\u003eI2C data \/ clock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOnly 4 wires needed thanks to I2C\u003c\/li\u003e\n\u003cli\u003eHigh contrast, wide viewing angle typical of OLED\u003c\/li\u003e\n\u003cli\u003eNo backlight needed — each pixel emits its own light\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDisplaying live sensor readings\u003c\/li\u003e\n\u003cli\u003eSmall project status\/UI screens\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhich library should I use?\u003c\/strong\u003e The Adafruit SSD1306 library (or U8g2) is the standard choice for this display type.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42644739260555,"sku":"KK000002","price":195.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/oled_1.png?v=1722395269"},{"product_id":"lm2596-step-down-dc-dc-buck-converter","title":"LM2596 Step Down DC-DC Buck Converter","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn adjustable buck (step-down) converter built around the LM2596 chip — efficiently steps a higher DC voltage down to whatever lower voltage your project needs.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRegulator\u003c\/td\u003e\n\u003ctd\u003eLM2596\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAdjustable, via onboard trimmer potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSwitching (buck) converter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjustable output voltage, unlike fixed regulators like the AMS1117\u003c\/li\u003e\n\u003cli\u003eMore efficient than a linear regulator at higher current\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny DC-powered project needing a custom voltage\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eStepping a battery or wall-adapter voltage down to a project's exact requirement\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow do I set the output voltage?\u003c\/strong\u003e Turn the onboard trimmer potentiometer while measuring output with a multimeter.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42644743848075,"sku":"KK000034","price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/lm2596_1.png?v=1722396252"},{"product_id":"adiy-1-channel-relay-board-optocoupler-5v","title":"5V 1 Channel Relay Module with Opto coupler","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA single-channel, 5V relay module with an opto-isolated input for extra protection between the control signal and the switching side.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOpto-coupled input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical relay rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 10A @ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOpto-isolation protects the driving MCU from switching noise\u003c\/li\u003e\n\u003cli\u003eScrew terminals for COM\/NO\/NC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, and other 5V-logic MCUs directly\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSwitching a single AC appliance or DC load with extra isolation\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the max switching load?\u003c\/strong\u003e Check the relay's printed rating (commonly 10A @ 250VAC) — never exceed it.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646243999883,"sku":"KK000010","price":45.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/relay_1.png?v=1722509890"},{"product_id":"12v-1-channel-relay-module-with-opto-coupler","title":"12V 1 Channel Relay Module with Opto coupler","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA single-channel relay module with 12V control logic and opto-isolated input, letting a microcontroller switch a high-power AC or DC load safely.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl voltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eOpto-coupled input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical relay rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 10A @ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOpto-isolation protects the driving MCU from switching noise\u003c\/li\u003e\n\u003cli\u003eScrew terminals for COM\/NO\/NC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny MCU outputting 12V-compatible logic, or via a transistor from a lower-voltage board\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSwitching a single AC appliance or DC load\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the max switching load?\u003c\/strong\u003e Check the relay's printed rating (commonly 10A @ 250VAC) — never exceed it.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646255599755,"sku":"KK000003","price":85.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/1_channel_12V_1.png?v=1722510638"},{"product_id":"5v-2-channel-relay-module","title":"5V 2 Channel Relay Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 2-channel relay module with 5V control logic, letting a microcontroller switch two high-power AC or DC loads independently.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical relay rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 10A @ 30VDC per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eScrew terminals for COM\/NO\/NC per relay\u003c\/li\u003e\n\u003cli\u003eDirectly compatible with 5V-logic Arduino boards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, and other 5V-logic MCUs directly\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSwitching two independent AC appliances or DC loads\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the max switching load?\u003c\/strong\u003e Check the relay's printed rating (commonly 10A @ 250VAC) — never exceed it.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646260875403,"sku":"KK000011","price":105.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/2_channel_relay_5V_1.png?v=1722509995"},{"product_id":"12v-2-channel-relay-module","title":"12V 2 Channel Relay Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 2-channel relay module with 12V control logic, letting a microcontroller switch two high-power AC or DC loads independently.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl voltage\u003c\/td\u003e\n\u003ctd\u003e12V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical relay rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 10A @ 30VDC per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eScrew terminals for COM\/NO\/NC per relay\u003c\/li\u003e\n\u003cli\u003eOpto-isolated inputs on most modules\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny MCU outputting 12V-compatible logic, or via a level-shifter\/transistor from a lower-voltage board\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eSwitching two independent AC appliances or DC loads\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the max switching load?\u003c\/strong\u003e Check the relay's printed rating (commonly 10A @ 250VAC) — never exceed it.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646268739723,"sku":"KK000004","price":105.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/2_channel_relay_12V_1.png?v=1722510582"},{"product_id":"hi-link-hlk-5m05-ac-to-dc-module","title":"Hi-Link HLK-5M05 5V 5W AC to DC Power Supply","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA compact isolated AC-DC power module that converts mains AC voltage directly to a regulated 5V DC output, designed to be embedded directly into a project enclosure.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003e100–240V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower rating\u003c\/td\u003e\n\u003ctd\u003e5W (1A max)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eYes, isolated design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePCB-mount pins\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNo external transformer required\u003c\/li\u003e\n\u003cli\u003eIsolated output for improved safety\u003c\/li\u003e\n\u003cli\u003eHigher power rating than the HLK-PM01 (5W vs 3W)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny 5V-powered project (Arduino, ESP boards, relay circuits)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEmbedded mains-powered IoT devices\u003c\/li\u003e\n\u003cli\u003eProjects with slightly higher current draw than the smaller HLK-PM01 supports\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs it safe to connect to mains voltage?\u003c\/strong\u003e Yes, it's designed for direct AC mains connection, but standard high-voltage safety practices still apply.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646276997259,"sku":"KK000029","price":250.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/hlk_5m05_ac_dc_power_supply_module_1.png?v=1722508354"},{"product_id":"esp-01-esp8266-serial-wifi-wireless-transceiver-module","title":"ESP-01 ESP8266 Serial WIFI Wireless Transceiver Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe base 8-pin ESP8266 WiFi module — small, low-cost, and the predecessor to NodeMCU-style development boards.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMCU\u003c\/td\u003e\n\u003ctd\u003eESP8266\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003eWiFi 802.11 b\/g\/n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eUART (serial AT commands, or custom firmware)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V (not 5V tolerant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVery small, low-cost WiFi module\u003c\/li\u003e\n\u003cli\u003eNeeds an external USB-to-serial programmer (no onboard USB)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino IDE (ESP8266 board package), or default AT-command firmware\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdding WiFi to an existing microcontroller project\u003c\/li\u003e\n\u003cli\u003eLow-cost WiFi sensor nodes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I program it directly over USB?\u003c\/strong\u003e No — it needs a separate USB-to-serial adapter (see our ESP-01 programmer).\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646282010763,"sku":"KK000024","price":145.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/esp01_2.png?v=1722482273"},{"product_id":"ultrasonic-sensor-module-hc-sr04","title":"Ultrasonic Sensor Module HC-SR04","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe classic ultrasonic distance sensor — measures distance by timing an ultrasonic pulse's echo, the basis for a huge range of DIY distance-sensing projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eHC-SR04\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e~2cm–400cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eDigital (Trigger + Echo pins)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVCC \/ GND\u003c\/td\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTRIG\u003c\/td\u003e\n\u003ctd\u003eSend ultrasonic pulse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECHO\u003c\/td\u003e\n\u003ctd\u003eReceives echo, timed to calculate distance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSimple 2-pin digital interface, no analog reading needed\u003c\/li\u003e\n\u003cli\u003eExtremely well documented, the standard distance sensor across most Arduino tutorials\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eObstacle avoidance for robots\u003c\/li\u003e\n\u003cli\u003eParking-assist and distance-alert projects\u003c\/li\u003e\n\u003cli\u003eLiquid-level and tank monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow does it calculate distance?\u003c\/strong\u003e It times how long the ultrasonic pulse takes to bounce back, then converts that time to distance using the speed of sound.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646287319179,"sku":"KK000048","price":89.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/ultrasonic_sensor_3_e3673ef4-1f94-4979-be20-213ccbe626b4.png?v=1752597803"},{"product_id":"sg90-servo-motor","title":"TowerPro SG90 Mini Servo – 180 degree Rotation – Standard Quality","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe classic SG90 micro servo, 180° rotation — the standard servo used across most beginner Arduino kits and DIY projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation\u003c\/td\u003e\n\u003ctd\u003e180°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGears\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eStandard PWM servo signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e4.8–6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003e3-wire: Signal, VCC, GND\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStandard micro-servo size, widely supported\u003c\/li\u003e\n\u003cli\u003eSimple 3-wire PWM control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (Servo library), ESP32, any board that can generate a standard servo PWM signal\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eThe most common servo across our DIY project kits — robot heads, arms, pan-tilt mounts, SONAR sweeps\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow much torque does it have?\u003c\/strong\u003e Enough for light loads like small arms and sensor mounts — for heavier loads, consider the metal-gear MG90S.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646328279179,"sku":"KK000046","price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/sg90_2.png?v=1751176615"},{"product_id":"towerpro-mg90-mini-servo-180-degree-rotation-standard-quality","title":"TowerPro MG90S Mini Digital Servo Motor (180° Rotation)-Normal Quality","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA metal-gear micro servo with 180° rotation — more durable under load than a standard plastic-gear servo of the same size.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotation\u003c\/td\u003e\n\u003ctd\u003e180°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGears\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eStandard PWM servo signal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e4.8–6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003e3-wire: Signal, VCC, GND\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMetal gears — more resistant to stripping under load than plastic-gear servos\u003c\/li\u003e\n\u003cli\u003eStandard micro-servo mounting size\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (Servo library), ESP32, any board that can generate a standard servo PWM signal\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRobotic arm joints under moderate load\u003c\/li\u003e\n\u003cli\u003eAnywhere a standard SG90 might strip its gears over time\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this a drop-in replacement for an SG90?\u003c\/strong\u003e Yes, same mounting size and control signal — metal gears instead of plastic.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646334996619,"sku":"KK000045","price":155.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/tower_pro_mg90s_1.png?v=1722490508"},{"product_id":"esp32-cam-wifi-module-bluetooth-with-ov2640-camera","title":"ESP32 CAM WiFi Module Bluetooth with OV2640 Camera","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn ESP32-based board with an integrated OV2640 camera and WiFi\/Bluetooth — a compact platform for image-capture and vision-adjacent IoT projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMCU\u003c\/td\u003e\n\u003ctd\u003eESP32, dual-core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera\u003c\/td\u003e\n\u003ctd\u003eOV2640, ~2MP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003eWiFi + Bluetooth, integrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlash\u003c\/td\u003e\n\u003ctd\u003eTypically 4MB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated camera and WiFi on one small board\u003c\/li\u003e\n\u003cli\u003eMicroSD card slot on most versions, for local image storage\u003c\/li\u003e\n\u003cli\u003eVery compact footprint\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino IDE (ESP32 board package), ESP-IDF\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWiFi camera \/ surveillance projects\u003c\/li\u003e\n\u003cli\u003eImage-based IoT and computer vision experiments\u003c\/li\u003e\n\u003cli\u003eFace\/motion detection projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it have a USB port for programming?\u003c\/strong\u003e No — it needs an external USB-to-serial (FTDI-style) adapter connected to its UART pins to upload code.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646384246923,"sku":"KK000025","price":810.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/espcam32_3.png?v=1722482315"},{"product_id":"esp8266-esp-01-5v-1-channel-wifi-relay-module-things-smart-home-remote-control-switch","title":"ESP8266 ESP-01 5V, 1 Channel WiFi Relay, Module Things Smart, Home Remote Control, Switch","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA relay module with an integrated ESP-01 (ESP8266) WiFi module, letting you switch a high-power load over WiFi — no separate microcontroller needed.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl voltage\u003c\/td\u003e\n\u003ctd\u003e5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWireless\u003c\/td\u003e\n\u003ctd\u003eWiFi, via integrated ESP8266\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical relay rating\u003c\/td\u003e\n\u003ctd\u003e10A @ 250VAC \/ 10A @ 30VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIntegrated WiFi — no separate microcontroller required for network control\u003c\/li\u003e\n\u003cli\u003eCompatible with common smart-home firmware (e.g. Tasmota, check compatibility before flashing)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eWiFi networks; smart-home apps depending on the firmware flashed\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWiFi-controlled home appliance switching\u003c\/li\u003e\n\u003cli\u003eStandalone smart-relay projects without a separate Arduino\/ESP32\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the max switching load?\u003c\/strong\u003e Check the relay's printed rating (commonly 10A @ 250VAC) — never exceed it.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it come with smart-home firmware pre-installed?\u003c\/strong\u003e Check the listing — some ship with stock firmware, others need flashing (e.g. Tasmota) for full smart-home integration.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42646407446667,"sku":"KK000026","price":359.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/esp8266_relay_module_1.png?v=1722482558"},{"product_id":"lcd-rg1602-3-3v-display-16x2-blue","title":"LCD RG1602 3.3V Display 16x2 Blue","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 16x2 character LCD with a blue display, running at 3.3V — suited to projects built around 3.3V-logic boards.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e16 characters × 2 lines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eParallel (HD44780-type)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e3.3V native operation — no level-shifting needed on ESP32\/ESP8266 projects\u003c\/li\u003e\n\u003cli\u003eWidely-used HD44780-compatible controller\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eESP32, ESP8266, and other 3.3V-logic boards; Arduino LiquidCrystal library\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eText displays for 3.3V-based projects\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I use this with a 5V Arduino?\u003c\/strong\u003e Check logic-level compatibility first — this display is specified for 3.3V operation.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42648009113739,"sku":"KK000032","price":136.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/16_2_lcd_3.png?v=1722568320"},{"product_id":"dht22-humidity-temperature-sensor-with-pcb","title":"DHT22 Humidity \u0026 Temperature Sensor with PCB","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA more accurate temperature and humidity sensor than the DHT11, mounted on a small PCB breakout for easier wiring.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eDHT22 (AM2302)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature range\u003c\/td\u003e\n\u003ctd\u003e-40 to 80°C, ±0.5°C accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity range\u003c\/td\u003e\n\u003ctd\u003e0–100% RH, ±2–5% accuracy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSingle-wire digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, DATA (single digital pin)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWider range and better accuracy than the DHT11\u003c\/li\u003e\n\u003cli\u003ePCB-mounted for a more secure connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (DHT library), ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMore precise weather stations\u003c\/li\u003e\n\u003cli\u003eGreenhouse and environmental monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow is this different from the DHT11?\u003c\/strong\u003e Wider temperature\/humidity range and noticeably better accuracy, at a higher price.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42648013504651,"sku":"KK000023","price":219.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/dht22_4_c71f8115-fa26-4b9c-a3e9-aba515d8108f.png?v=1722566964"},{"product_id":"gy-bmp280-3-3-high-precision-atmospheric-pressure-sensor-module","title":"GY-BMP280-3.3 HIGH PRECISION ATMOSPHERIC PRESSURE SENSOR MODULE","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA high-precision barometric pressure and temperature sensor module built around the BMP280 chip.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eBMP280\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasures\u003c\/td\u003e\n\u003ctd\u003eBarometric pressure and temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (or SPI on some breakouts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, SDA, SCL (I2C mode)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-precision pressure readings, usable for altitude estimation\u003c\/li\u003e\n\u003cli\u003eLow power consumption\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWeather station projects\u003c\/li\u003e\n\u003cli\u003eAltitude estimation for drones and weather balloons\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan it measure altitude directly?\u003c\/strong\u003e It measures pressure; altitude is calculated from pressure using a standard formula in your code.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42648019566731,"sku":"KK000028","price":69.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/bme280_4.png?v=1722568135"},{"product_id":"ttp223-touch-sensor-blue-pcb","title":"TTP223 Touch Sensor (Blue PCB)","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA capacitive touch sensor module — outputs a digital signal when a fingertip touches the sensing pad, no physical button movement needed.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eTTP223\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eDigital (HIGH on touch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e2.5–5.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, SIG (digital output)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNo moving parts — purely capacitive sensing\u003c\/li\u003e\n\u003cli\u003eSimple single-pin digital output\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, any digital-input-capable MCU\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eTouch-activated switches\u003c\/li\u003e\n\u003cli\u003eReplacing a physical push button with a touch surface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it work through a thin non-conductive surface?\u003c\/strong\u003e Often yes — capacitive sensors can typically be triggered through thin plastic or glass, useful for sealed enclosures.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42648041193611,"sku":"KK000047","price":39.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/TTP223_4.png?v=1722568586"},{"product_id":"ir-sensor-module-with-pot","title":"IR Proximity Sensor Module With Pot","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn infrared proximity sensor module with an onboard potentiometer to adjust detection range — both analog and digital output.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eIR reflectance\/proximity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog + digital (threshold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, AO (analog out), DO (digital out)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjustable detection range via onboard potentiometer\u003c\/li\u003e\n\u003cli\u003eOnboard status LED shows detection state on most versions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLine-following robots\u003c\/li\u003e\n\u003cli\u003eObstacle detection\u003c\/li\u003e\n\u003cli\u003eObject-counting projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow do I adjust the detection range?\u003c\/strong\u003e Turn the onboard potentiometer while testing against your target object.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42648049254539,"sku":"KK000030","price":55.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/irmodule_1.png?v=1751912977"},{"product_id":"200-rpm-single-shaft-bo-motor-straight","title":"200 RPM Single Shaft BO Motor – Straight","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA geared DC motor with a straight output shaft, spinning at approximately 200 RPM — a common drive motor for small robots.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003e~200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft type\u003c\/td\u003e\n\u003ctd\u003eStraight, single shaft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eGeared DC (BO) motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eGearbox reduces speed and increases torque compared to a bare DC motor\u003c\/li\u003e\n\u003cli\u003eStandard mounting holes for common robot chassis kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eStandard BO-motor wheels and chassis mounts; driven via a motor driver (L298N, etc.), not directly from a GPIO pin\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWheeled robot chassis\u003c\/li\u003e\n\u003cli\u003eConveyor or simple mechanical automation projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I connect it directly to a microcontroller pin?\u003c\/strong\u003e No — always drive it through a motor driver module; a GPIO pin can't supply enough current.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650031718539,"sku":"KK000006","price":69.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/bo_motor_3.png?v=1722620454"},{"product_id":"capacitive-soil-moisture-sensor-v2-0","title":"Capacitive soil moisture sensor V2.0","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA capacitive soil moisture sensor — unlike resistive versions, it doesn't have exposed metal in contact with the soil, so it resists corrosion over long-term use.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensing method\u003c\/td\u003e\n\u003ctd\u003eCapacitive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, AOUT (analog output)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNo exposed metal contacts — resists corrosion much better than resistive soil sensors\u003c\/li\u003e\n\u003cli\u003eSimple analog output\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi (via ADC)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlant watering automation\u003c\/li\u003e\n\u003cli\u003eGarden and greenhouse monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhy capacitive instead of resistive?\u003c\/strong\u003e Capacitive sensors don't corrode from prolonged soil contact the way exposed-metal resistive sensors do.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650033225867,"sku":"KK000019","price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/capacitive_soil_moisture_sensor_module_1.png?v=1722620561"},{"product_id":"soil-moisture-sensor","title":"Soil Moisture Sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA basic resistive soil moisture sensor — two exposed probes measure conductivity through the soil, which increases as moisture increases.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eResistive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog + digital (threshold)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, AO (analog out), DO (digital out)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLow cost, simple to use\u003c\/li\u003e\n\u003cli\u003eAdjustable threshold via onboard potentiometer\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePlant watering automation\u003c\/li\u003e\n\u003cli\u003eBasic garden monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it corrode over time?\u003c\/strong\u003e Yes — the exposed metal probes can corrode with prolonged soil contact; for longer-term installs, consider the capacitive version instead.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650036994187,"sku":"KK000044","price":75.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/soil_sensor_1.png?v=1722653427"},{"product_id":"jumper-wire-40pin-female-to-female","title":"Jumper Wire 40Pin Female To Female","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA ribbon of 40 female-to-female jumper wires — a full set for larger, multi-pin projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003eFemale on both ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e40 wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin spacing\u003c\/td\u003e\n\u003ctd\u003e2.54mm (standard header pitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndividually separable wires within the ribbon\u003c\/li\u003e\n\u003cli\u003eEnough quantity for larger multi-sensor builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny two header-pin connections — boards, sensors, breakout modules\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLarger projects needing many simultaneous connections\u003c\/li\u003e\n\u003cli\u003eConnecting two boards that both have male headers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I separate individual wires from the ribbon?\u003c\/strong\u003e Yes — they're designed to peel apart as needed.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650038108299,"sku":"KK000050","price":150.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/jumper_wire_f_f_1.png?v=1722653535"},{"product_id":"jumper-wire-40pin-male-to-female","title":"Jumper Wire 40Pin Male To Female","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA ribbon of 40 male-to-female jumper wires — a full set for larger, multi-pin projects connecting boards to sensor headers.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003eMale (one end), Female (other end)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e40 wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin spacing\u003c\/td\u003e\n\u003ctd\u003e2.54mm (standard header pitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndividually separable wires within the ribbon\u003c\/li\u003e\n\u003cli\u003eEnough quantity for larger multi-sensor builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny breadboard, Arduino, ESP32\/ESP8266, or Raspberry Pi GPIO project\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eLarger projects with many sensor connections\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I separate individual wires from the ribbon?\u003c\/strong\u003e Yes — they're designed to peel apart as needed.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650041647243,"sku":"KK000051","price":150.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/jumper_wire_m_f_1.png?v=1722653917"},{"product_id":"jumper-wire-40pin-male-to-male","title":"Jumper Wire 40Pin Male To Male","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA ribbon of 40 male-to-male jumper wires — a full set for larger breadboard-based projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectors\u003c\/td\u003e\n\u003ctd\u003eMale on both ends\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e40 wires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin spacing\u003c\/td\u003e\n\u003ctd\u003e2.54mm (standard header pitch)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndividually separable wires within the ribbon\u003c\/li\u003e\n\u003cli\u003eEnough quantity for larger, more complex breadboard builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny breadboard-based project\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eLarger, multi-component breadboard circuits\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I separate individual wires from the ribbon?\u003c\/strong\u003e Yes — they're designed to peel apart as needed.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650044268683,"sku":"KK000052","price":150.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/jumper_wire_m_m_1.png?v=1722653978"},{"product_id":"170-points-mini-breadboard-syb-170","title":"170 Points Mini Breadboard SYB-170","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA small solderless breadboard with 170 tie points — ideal for compact prototyping or small circuits that don't need a full-size board.\u003c\/p\u003e\u003ch3\u003eKey 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axis\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, VRx, VRy, SW (switch)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSpring-centered — returns to middle position when released\u003c\/li\u003e\n\u003cli\u003eIntegrated push-button on the Z-axis (press down on the stick)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, any MCU with 2 analog inputs and 1 digital input\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eManual robot\/servo control\u003c\/li\u003e\n\u003cli\u003eGame controller-style projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow many pins does it need?\u003c\/strong\u003e 2 analog (X, Y) plus 1 digital 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heat.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650053181579,"sku":"KK000015","price":55.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/ams1117_1_c7240d43-acde-4a9e-8927-46d8fc14e09c.png?v=1723202332"},{"product_id":"3d-printing-pen","title":"3D Printing Pen","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA handheld pen that extrudes molten filament, letting you draw freehand in three dimensions — a hands-on introduction to 3D printing without a full printer.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilament\u003c\/td\u003e\n\u003ctd\u003e1.75mm PLA (check compatibility before using ABS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating 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kids to use?\u003c\/strong\u003e Adult supervision is recommended — the nozzle gets hot during use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat filament does it use?\u003c\/strong\u003e Standard 1.75mm PLA filament, widely available and beginner-friendly.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650055442571,"sku":"KK000009","price":999.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/3d_pens_1.png?v=1722624130"},{"product_id":"adiy-fly-pico-rp2040-basic-board-type-c","title":"ADIY FLY Pico RP2040 Basic Board (Type C)","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn RP2040-based development board, pin-compatible with the official Raspberry Pi Pico, with a modern USB-C connector.\u003c\/p\u003e\u003ch3\u003eKey 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factor\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eRaspberry Pi Pico software ecosystem, Arduino IDE (via RP2040 board support)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLow-cost microcontroller projects\u003c\/li\u003e\n\u003cli\u003eUSB HID devices\u003c\/li\u003e\n\u003cli\u003eCustom protocol\/timing-critical projects using PIO\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this the same as an official Raspberry Pi Pico?\u003c\/strong\u003e It's a compatible board using the same RP2040 chip and pinout, at a lower price.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat language can I program it in?\u003c\/strong\u003e MicroPython, CircuitPython, or C\/C++ via the Pico SDK.\u003c\/p\u003e","brand":"ADIY","offers":[{"title":"Default Title","offer_id":42650059669643,"sku":"KK000014","price":399.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/pico_rp2040_basic_type_c_3.png?v=1722659118"},{"product_id":"as608-optical-fingerprint-reader-module-sensor","title":"AS608 Optical fingerprint reader module sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn optical fingerprint sensor module built around the AS608 chip — scans, stores, and matches fingerprints for access-control and identity projects.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eAS608\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eOptical fingerprint 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systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow many fingerprints can it store?\u003c\/strong\u003e Varies by exact module firmware\/version — typically in the low hundreds of templates.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650073628811,"sku":"KK000018","price":1099.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/as608_optical_finger_print_reader_module_sensor_1.png?v=1722652961"},{"product_id":"rc522-rfid-reader-writer","title":"RFID Reader\/Writer RC522 SPI S50 with RFID Card and Tag","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn RC522-based 13.56MHz RFID reader\/writer module with SPI interface, including a test card and key fob tag.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChip\u003c\/td\u003e\n\u003ctd\u003eRC522\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency\u003c\/td\u003e\n\u003ctd\u003e13.56MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSPI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePin\u003c\/th\u003e\n\u003cth\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSDA\/CS, SCK, MOSI, MISO\u003c\/td\u003e\n\u003ctd\u003eSPI data lines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIRQ\u003c\/td\u003e\n\u003ctd\u003eInterrupt 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use?\u003c\/strong\u003e The “MFRC522” library is the standard choice for Arduino.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650076905611,"sku":"KK000043","price":129.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/rfid_reader_6.png?v=1722653358"},{"product_id":"hx711-dual-channel-24-bit-precision-a-d-weight-pressure-sensor","title":"HX711 Dual-Channel 24 Bit Precision A\/D weight Pressure Sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA precision 24-bit analog-to-digital converter designed specifically for load cells — the standard chip behind DIY digital scale projects.\u003c\/p\u003e\u003ch3\u003eKey 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cell\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eStandard 4-wire load cells; Arduino (HX711 library), ESP32\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDIY digital kitchen or postal scales\u003c\/li\u003e\n\u003cli\u003eWeight-based automation (e.g. smart dustbin fill-level)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it include a load cell?\u003c\/strong\u003e Check the listing — this module is the amplifier\/ADC; a separate load cell is the sensing element.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42651265237131,"sku":"KK000055","price":93.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/hx711_weight_sensor_1.png?v=1722706922"},{"product_id":"rcwl-0516-microwave-radar-sensor","title":"RCWL-0516 Microwave Radar Sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA microwave (Doppler radar) motion sensor — detects movement through thin non-metal materials, unlike PIR sensors which need direct line-of-sight infrared.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRCWL-0516\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eMicrowave Doppler radar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection range\u003c\/td\u003e\n\u003ctd\u003e~5–7 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eDigital (HIGH on motion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e4–28V (onboard regulator)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVIN, GND, OUT (digital)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCan detect motion through thin walls, glass, or plastic enclosures\u003c\/li\u003e\n\u003cli\u003eWider effective range than typical PIR sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMotion detection where PIR line-of-sight isn't practical\u003c\/li\u003e\n\u003cli\u003eConcealed sensor installations (behind panels, enclosures)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow is this different from a PIR sensor?\u003c\/strong\u003e It uses microwave radar instead of infrared, so it can sense motion through some non-metal materials and doesn't need direct line-of-sight.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42651266646155,"sku":"KK000054","price":59.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/rcwl_4.png?v=1722707080"},{"product_id":"max7219-dot-led-matrix-module-mcu-control-led-display-module","title":"MAX7219-4 Dot Matrix LED Display Module – 4-in-1 Cascaded Panel","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eFour 8×8 LED dot-matrix panels pre-cascaded into one 32×8 display, driven by MAX7219 controllers — enough width for scrolling text.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMatrix size\u003c\/td\u003e\n\u003ctd\u003e32×8 LEDs (4 panels × 8×8)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver chip\u003c\/td\u003e\n\u003ctd\u003eMAX7219 (cascaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSPI-like (DIN, CLK, CS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e4 panels already wired in a chain — no separate cascading setup needed\u003c\/li\u003e\n\u003cli\u003eControlled with just 3 signal pins total\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (MD_MAX72XX or LedControl library), ESP32\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eScrolling text displays\u003c\/li\u003e\n\u003cli\u003eSimple graphics and animations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eCan I add more panels later?\u003c\/strong\u003e Yes — additional MAX7219 modules can typically be chained onto the end.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42651286175883,"sku":"KK000097","price":399.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/max7219_4_1_dot_matrix_display.png?v=1750571272"},{"product_id":"usb-to-uart-esp8266-adapter-programmer-for-esp-01-wifi-modules-with-ch340g-chip","title":"USB to UART\/ESP8266 Adapter Programmer for ESP-01 WiFi Modules with CH340G Chip","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA USB-to-serial adapter shaped to plug an ESP-01 module directly into it — the standard way to program and debug ESP-01 boards, which have no USB port of their own.\u003c\/p\u003e\u003ch3\u003eKey Specs\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eSpec\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB chip\u003c\/td\u003e\n\u003ctd\u003eCH340G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTarget module\u003c\/td\u003e\n\u003ctd\u003eESP-01 (8-pin ESP8266 module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eUSB to UART\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBuilt-in socket sized for the ESP-01 form factor\u003c\/li\u003e\n\u003cli\u003eOnboard mode switch for programming vs. running, on most versions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eESP-01 \/ ESP-01S WiFi modules\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFlashing and reprogramming ESP-01 modules\u003c\/li\u003e\n\u003cli\u003eSerial debugging of ESP8266-based projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDo I need a driver?\u003c\/strong\u003e Yes — the CH340G USB driver, free to download.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42651289026699,"sku":"KK000059","price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/esp01_programmer_3.png?v=1722708026"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/collections\/collection-all-components.jpg?v=1789380793","url":"https:\/\/www.kitkraft.in\/collections\/all-components.oembed?page=5","provider":"Kitkraft","version":"1.0","type":"link"}