*4 x 4 Matrix Array 16 Keys 4*4 Switch Keypad Keyboard Module for Arduino Keypad

*4×4 matrix keyboard module, 16 button design

*Has 8 pins, 10 number 4 letters on the interface

*8-pins MR connect hole

*+3.0V~+5VDC voltage supply

*On board pulled-up resistors

*Lightweight and small size

*4 mounting holes on each corner for easy installation

*Dimension: approx. 6.8*6.6*1.0cm

 

Resources:

Interface 4×3 & 4×4 Membrane Keypad with Arduino

4x4 Keypad Interfacing With Arduino UNO

Plastic Keys Switch 4x4 Matrix Keypad

USh20,000Price