4 X 3 Keypad Matrix Module Membrane Switch

4 x 3 keypad module is a module with 12 buttons and each button has a character, number, and symbols. This keypad module is used in input projects

Specification

• Maximum rating: 24 VDC, 30 mA
• 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 general password lock household or industrial devices