16×2 LCD Display with Pre-Soldered I2C Adapter

16×2 LCD Display with Pre-Soldered I2C Adapter

The 16×2 LCD Display with a pre-soldered I2C interface is a beginner-friendly, easy-to-use character display designed for Arduino, ESP32, ESP8266, Raspberry Pi, and other microcontrollers. It shows 16 characters per line across 2 rows, ideal for sensor data, menus, counters, and general project outputs.

With the I2C adapter already attached, this display requires only two communication pins (SDA & SCL), reducing wiring complexity and saving GPIO pins. Powered by the PCF8574 I2C I/O expander, it works seamlessly with LiquidCrystal_I2C libraries for quick setup and reliable performance.

Why Choose This 16×2 I2C LCD Display?

• No soldering required — I2C module pre-soldered
• Only 2 wires needed for communication
• Compatible with Arduino, ESP32, ESP8266, Raspberry Pi
• Clean wiring & simple installation
• Adjustable contrast potentiometer
• Backlight control jumper
• Perfect for projects with limited GPIO pins

Key Features

• Standard 16×2 LCD (16 characters × 2 lines)
• Pre-installed PCF8574 I2C interface board
• Operating Voltage: 5V
• Default I2C Address: 0x27 or 0x3F (configurable)
• Adjustable contrast control
• Backlight enable/disable jumper
• Low power consumption
• RoHS compliant

Applications

• Arduino sensor data display
• DIY electronics & prototyping
• IoT dashboards & home automation
• Robotics control panels
• STEM educational projects
• Clocks, counters, menus, timers

Package Includes

• 1 × 16×2 LCD Display with Pre-Soldered I2C Adapter (PCF8574 Based)