The OSEPP 16 x 2 LCD Display and Keypad shield can plug directly onto the Arduino and Arduino compatible boards. The LCD panel displays characters in white with a blue backlit and can display up to two lines of 16 characters. The shield includes 6 momentary push button that can be used to implement a 5 buttons keypad including up, down, left, right and select function. The sixth push button brings out the Arduino’s reset button to the top of the shield.The OSEPP 16 x 2 LCD Display and Keypad shield interfaces with the Arduino board using digital pin 4 to 10 and analog pin 0. The contrast can be adjusted via a trim pot and the backlit can be turn on and off. The shield is 5V compatible. 100% Arduino compatible. Display up to 16 characters by 2 lines. Integrated SPLC780D LCD controller and driver. Operates on 5V. Built-in 5 button keypad. Specifications Catalog No. 2760439 Mfg. Part No. 16X2SHD-01 Operating Voltage 5V UPC 899262000466 Technical Schematic (PDF)Source Code (ZIP)SPLC780D Data Sheet (PDF)⚠️ WARNING: CHOKING HAZARD: Small parts. Not for children under 3 yrs.