SainSmart LCD 1602 Keypad Shield for Arduino Due UNO R3 Mega2560 R3 Duemilanove Shield for Arduino includes an 16 x 2 white on Blue character LCD and a 5 push button keypad 4 Bit Arduino LCD Library Blue Backlight with white words, adjustable backlighting. Keypad allows user input and menu selection for custom Arduino application Compatible with Arduino Uno, Mega, Duemilanove