ALMOCN IIC/I2C/TWI Serial 1602 16x2 LCD Display Screen Module with Interface Adapter Green Backlight for Arduino UNO R3 MEGA2560

Specification: Interface: I2C. Display: 2-lines x 16-characters Backlight: Green with white character color LCD controller: HD44780 Pin Definition: GND?VCC?SDA?SCL Contrast Adjust: Potentiometer Backlight Adjust: Jumper Default Address: 0x27, 0x3F Working Voltage: 5V With IIC/I2C interface, it only takes two I/O port thus saving more for other usages. You can adjust the contrast by the potentiometer at its back. If you don’t want the backlight, you can also unplug the jumper cap at the LCD back. Package included: 1 x Blue 16x2 lcd display with I2C serial interface