... 1, module addresses: 0x27 2, power supply voltage: + 5V 3, backlight, power indicator, contrast control potentiometer I2C/TWI LCD1602 Module ... Introduction2013 latest IIC LCD1602 module, new high-quality 2 lines ... sensor data after programmed by controller(Arduino-Compatible).Specifications1, module addresses: 0x272, power supply voltage: + 5V3, ...