Description: This Shield gives you a 2x16 LCD display with 6 push buttons for your Arduino. It can be used in an Arduino Uno, mega, duemilanove, due, etc. It uses pins 4-10 to communicate with the Arduino and on analog pin (A0) for the push buttons. The LCD supports contrast adjustment and backlit on/off functions LCD backlight: Blue Package Includes: 1x LCD Keypad Shield Module