Description: 

The IIC 2004 LCD display module is a 4 line 20 character LCD module not only set the contrast control button selector switch also has a backlight and communication IIC interface. For beginners Arduino, not for the heavy and complex LCD circuit driver connection and a headache, the actual meaning of this LCD module will simplify the circuit, this module directly into the Arduino Sensor Shield V5.0 sensor extension card IIC Device interface can, GM 4 P sensor cable connection, programmed by the Arduino controller, you can easily identify the slogan, sensor data documents. 

Specification: 

Supply voltage: 5V 
Interface: I2C 
I2C Address: 0x27 or 0x3F 
Pin definition: GND, VCC, SDA, SCL 
contrast adjustment: potentiometer 
module is a low-LCD power consumption character module with an integrated controller 
on Module can be easily interfaced with a display 
format MCU : 20 Characters x 4 lines fully 
assembled and tested series LCD 20x4 module 
white text, blue backlight 
it is fantastic for Arduino based project 
size: 9.8x6x1.2mm