Tinydeal
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. with this I2C interface LCD module, you will be able to realize data display via only 2 wires IIC / I2C Serial LCD 1602 Module Display for Arduino DIY Arduino based project Supports I2C protocol With backlight and contrast control potentiometer Allows remote panel mounting. Requires only 2 IO pins Application: DIY Arduino based project Supply Voltage: 5V Forum link: https://www.facebook.com/123Neonado?ref=hl Color: as shown in the picture Net Weight ; 35 g / 1.23oz