ITEM NAME:IIC/I2C/TWI Serial Interface 1602 16X2 Character Yellow LCD Module Display E1R3 IIC/I2C/TWI Serial Interface 1602 16X2 Character Yellow LCD Module Display E1R3 It is another great blue backlight LCD display. As the pin resources of Arduino controller is limited, your project may be not able to use normal LCD shield after connected with a certain quantity of sensors or SD card. However, with this I2C interface LCD module, you will be able to realize data display via only 2 wires. If you already has I2C devices in your project, this LCD module actually cost no more resources at all. It is fantastic for Arduino based project. Backlight (Black character on Yellow background) Supply voltage: 5V Size: about 82x35x18 mm Come with IIC interface, which can be connected by DuPont Line Package Included: 1PCS IIC/I2C/TWI/SPI Serial Interface1602 16X2 LCD Module Display Yellow Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.