4×4 Keypad Matrix Module Membrane Switch

4 x 4 keypad module is a module with 16 buttons and each button has a character, number, and symbols. This keypad module is used in input projects.

Features

• Easy to interface with the controller, processor, and Arduino
• Adhesive backing
• Thin design

Application

• Data entry for microcontroller
• Menu or data selection
• Password lock
• In the general password lock household or industrial devices