* 4x4 Matrix Keyboard Module with 16 buttons.
* Small in size.Save space.More convenient to use With 16 keys and 8 pin.
* Expanded development application modules for single chip. Can be connected to any microcontroller.
* Suitable for any Aduino project that requires a keyboard connection.
* PCB Size: 38x42mm/1.50x1.65Inches. Package: 1 PC.