{"title":"Sensors","description":"","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":"gy-521-mpu-6050-gyroscope","title":"MPU6050 - Triple Axis Accelerometer + Gyroscope Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA combined 3-axis accelerometer and 3-axis gyroscope module — the standard chip for detecting motion, tilt, and orientation in DIY electronics.\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\u003eMPU6050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensing\u003c\/td\u003e\n\u003ctd\u003e3-axis accelerometer + 3-axis gyroscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (address 0x68)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–5V (onboard regulator on most breakouts)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, SDA, SCL, plus optional interrupt pin\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCombines accelerometer and gyroscope on one chip\u003c\/li\u003e\n\u003cli\u003eStandard I2C interface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (MPU6050 library), ESP32, ESP8266, Raspberry Pi\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMotion-sensing projects (robot heads, dice, gesture control)\u003c\/li\u003e\n\u003cli\u003eBalance\/tilt detection\u003c\/li\u003e\n\u003cli\u003eSelf-balancing robot projects\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this the same as a gyroscope-only sensor?\u003c\/strong\u003e No — it combines both accelerometer and gyroscope data, which is more useful for orientation tracking than either alone.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42644685881483,"sku":"KK000036","price":170.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/mpu6050_1.png?v=1751176615"},{"product_id":"gy-271-qmc5883l-hmc5883l-3-axis-electronic-compass-module-magnetic-field-sensor","title":"GY-271 QMC5883L\/HMC5883L 3-axis Electronic Compass Module Magnetic Field Sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 3-axis magnetometer module that senses the Earth's magnetic field — the basis for a digital compass in a project.\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\u003eQMC5883L or HMC5883L (check specific module)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAxes\u003c\/td\u003e\n\u003ctd\u003e3-axis magnetic field sensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C\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, SDA, SCL\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDetects magnetic field strength on 3 axes\u003c\/li\u003e\n\u003cli\u003eStandard I2C interface, easy to add to existing projects\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\u003eDigital compass projects\u003c\/li\u003e\n\u003cli\u003eHeading\/orientation sensing for navigation robots\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it need calibration?\u003c\/strong\u003e Yes — magnetometers are sensitive to nearby metal and magnetic interference; a calibration routine improves accuracy.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42644723531915,"sku":"KK000027","price":169.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/hmc5883l_compass_2.png?v=1722395873"},{"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":"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":"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":"joystick-module","title":"Dual Axis XY Joystick Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA 2-axis analog joystick module with a built-in push button, outputting X and Y position as analog voltages.\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\u003eAxes\u003c\/td\u003e\n\u003ctd\u003e2 (X, Y), plus a push-button switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog voltage per 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 (button), plus power.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42650051969163,"sku":"KK000031","price":65.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/joystick_1.png?v=1722653234"},{"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 sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eUART (TTL serial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e3.3–6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, TXD, RXD (plus optional touch-detect pin on some versions)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eStores multiple fingerprint templates onboard\u003c\/li\u003e\n\u003cli\u003eCan match\/verify without needing a host database for basic use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (Adafruit Fingerprint Sensor library), ESP32, any UART-capable MCU\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eBiometric door locks\u003c\/li\u003e\n\u003cli\u003eAttendance and access-control 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":"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 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\u003eHX711\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e24-bit ADC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003e2-wire (clock + data, not standard I2C\/SPI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating voltage\u003c\/td\u003e\n\u003ctd\u003e2.6–5.5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, DT (data), SCK (clock), plus 4 wires to the load cell\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eVery high resolution, suited to precise weight measurement\u003c\/li\u003e\n\u003cli\u003eDesigned to pair directly with a standard load 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":69.0,"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":"ttp223-1-channel-capacitive-touch-sensor-module-red-pcb","title":"TTP223 1-Channel Capacitive Touch Sensor Module (Red 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":42651316027531,"sku":"KK000070","price":45.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/ttp223_5.png?v=1722709899"},{"product_id":"ds18b20-water-proof-temperature-probe","title":"DS18B20 Water Proof Temperature Probe","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA digital temperature sensor in a waterproof probe housing — ideal for measuring liquids or outdoor\/wet environments.\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\u003eDS18B20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003e-55 to 125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e±0.5°C (over -10 to 85°C range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003e1-Wire digital\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003eWaterproof stainless steel probe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003ePinout\u003c\/h3\u003e\u003cp\u003eVCC, GND, DATA (1-Wire, typically needs a 4.7kΩ pull-up resistor)\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eWaterproof probe — safe for direct liquid immersion\u003c\/li\u003e\n\u003cli\u003eMultiple sensors can share a single 1-Wire bus\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino (OneWire + DallasTemperature libraries), ESP32, ESP8266\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLiquid temperature monitoring (tanks, aquariums, brewing)\u003c\/li\u003e\n\u003cli\u003eOutdoor temperature sensing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it need a pull-up resistor?\u003c\/strong\u003e Yes, typically 4.7kΩ between DATA and VCC.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":42688995655819,"sku":"KK000085","price":109.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/ds18b20_water_proof_temperature_probe_1.png?v=1724775674"},{"product_id":"raindrops-detection-sensor-module","title":"Raindrops Detection Sensor Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA rain\/moisture detection module — a conductive sensor plate that changes resistance when wet, paired with a comparator board for 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\u003eConductive rain\/moisture sensor\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\u003eAnalog output can indicate rain intensity, not just presence\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 rain-shield\/clothesline protection projects\u003c\/li\u003e\n\u003cli\u003eWeather station rain detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes the sensor plate corrode over time?\u003c\/strong\u003e Prolonged wet exposure can affect any exposed-conductor sensor eventually — keep it dry when not in active use for longer sensor life.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":43145185853579,"sku":"KK000091","price":99.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/rain_drop_sensor_2.png?v=1751176252"},{"product_id":"mq-2-smoke-lpg-butane-hydrogen-gas-sensor-detector-module","title":"MQ-2 Smoke LPG Butane Hydrogen Gas Sensor Detector Module","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA gas sensor module that detects smoke, LPG, butane, hydrogen, and other combustible gases — commonly used in DIY safety\/alarm 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\u003eMQ-2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetects\u003c\/td\u003e\n\u003ctd\u003eSmoke, LPG, butane, propane, hydrogen, and other combustible gases\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\u003e5V\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\u003eRequires a brief warm-up period after power-on for stable readings\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\u003eGas leak alarm projects\u003c\/li\u003e\n\u003cli\u003eAir quality\/smoke detection demos\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it need warm-up time?\u003c\/strong\u003e Yes — allow it a few minutes after power-on before trusting readings, as is typical for this sensor type.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":44632329027723,"sku":"KK000111","price":129.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/mq02_1.png?v=1764176044"},{"product_id":"microphone-module-analog-sound-sensor-module-for-arduino","title":"Microphone module - Analog Sound Sensor Module for Arduino","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eAn analog sound\/microphone sensor module that detects ambient sound intensity and outputs both an analog signal 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\u003eOutput\u003c\/td\u003e\n\u003ctd\u003eAnalog (sound level) + digital (threshold trigger)\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\u003ctr\u003e\n\u003ctd\u003eOnboard\u003c\/td\u003e\n\u003ctd\u003eElectret microphone, comparator, sensitivity trimmer\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\u003eAO\u003c\/td\u003e\n\u003ctd\u003eAnalog output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDO\u003c\/td\u003e\n\u003ctd\u003eDigital threshold output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdjustable sensitivity via onboard potentiometer\u003c\/li\u003e\n\u003cli\u003eDual analog + digital output\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eArduino, ESP32, ESP8266, Raspberry Pi (via ADC for analog output)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eClap-activated switches\u003c\/li\u003e\n\u003cli\u003eSound-level monitoring\u003c\/li\u003e\n\u003cli\u003eVoice\/noise-activated projects and alarms\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat's the difference between AO and DO?\u003c\/strong\u003e AO gives a continuous analog sound-level reading; DO switches HIGH\/LOW once sound crosses the adjustable threshold.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":44806482100363,"sku":"KK000119","price":63.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/4fa61274-695a-4320-88bd-83dc075b1976-1000x1000.webp?v=1764347205"},{"product_id":"18650-x-2-battery-holder-with-cover-and-on-off-switch-copy","title":"Reed Switch 2×14mm Normally Open Magnetic Sensor","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eA normally-open reed switch — closes when a magnet comes near, a simple and reliable way to detect door\/lid open-close states.\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\u003e2×14mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eNormally open, magnetically activated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePurely mechanical\/magnetic — no power needed for the switch itself\u003c\/li\u003e\n\u003cli\u003eSimple 2-wire connection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatible With\u003c\/h3\u003e\u003cp\u003eAny digital input pin on Arduino, ESP32, etc. (typically with a pull-up resistor)\u003c\/p\u003e\u003ch3\u003eUse Cases\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDoor\/window open-close detection\u003c\/li\u003e\n\u003cli\u003eMagnetic switches for paper-circuit or craft kits\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eDoes it need power?\u003c\/strong\u003e No — it's a passive mechanical switch; only the microcontroller reading it needs power.\u003c\/p\u003e","brand":"Kitkraft","offers":[{"title":"Default Title","offer_id":46326552101003,"sku":"KK000127","price":55.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/files\/reed_switch.png?v=1774977205"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1908\/0075\/collections\/sensors.png?v=1774797332","url":"https:\/\/www.kitkraft.in\/collections\/sensors.oembed?page=2","provider":"Kitkraft","version":"1.0","type":"link"}