WayinTop: We aim to make your work Easier & Funnier! The LCD2004 with an I2C port is developed to solve the multiple IOs problem. It is also simple to handle. It has only two bidirectional data lines, a serial data line and a serial clock one. Specification: Display: 2 lines x 16 characters Backlight: blue with white character color Pin Definition: VCC/ GND/SDL and SCA Contrast Adjust: Potentiometer Backlight Adjust: Jumper Default Address: 0x27 Working Voltage: 5V How to wire: GND—GND; VCC—VCC; SDA—A4; SCL—A5 Application: Used to display Characters, letters and Numbers Package Included: 1 x 2004 LCD Display Module Blue 1 x IIC/I2C/TWI Serial Interface Adapter

?Widely Applications?LCD display module based on the popular controller, works great with other micro-controllers. ?Support IIC 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 back light, you can also unplug the jumper cap at the LCD back. ?Easy to Use? Less I/O ports are occupied, only four - VCC, GND, SDA (serial data line), SCL (serial clock line). Address of the module: 0x27. ?IIC Interface Adapter?No need to buy the adapter extra, this kit contains a IIC/I2C/TWI Serial Interface Adapter, with witch you can start your project at any time. ?20x4 LCD Display?With this shield, you can display whatever you want by programming the for Arduino board. Therefore, this is a perfect choice to make your project more interesting and vivid! Totally display 20 characters in one row, 4 rows can display 80 characters.