3PCS/LOT 4*4 Matrix Array/Matrix Keyboard 16 Key Membrane Switch Keypad for arduino 4X4 Matrix Keyboard

This convenient three-pack of 4x4 matrix membrane keypads is an essential addition to any electronics toolkit. Ideal for students, hobbyists, and educators, these 16-key keypads provide a reliable and space-saving input solution for your microcontroller projects.

Three-pack for multiple builds

This package contains three individual 4x4 matrix keyboards, making it highly cost-effective for classroom environments and multi-device prototyping. You can easily deploy user interfaces across multiple separate projects.

Efficient 16-key matrix layout

The 4x4 grid configuration provides 16 input keys while utilising only 8 microcontroller I/O pins. This matrix design is highly efficient, conserving valuable pins on your Arduino or development board for other peripherals.

Slim and flexible membrane construction

Built with a low-profile membrane design, these keypads are lightweight and easy to mount onto flat enclosures. The integrated flexible ribbon cable allows for straightforward connection to standard header pins and breadboards.

Versatile development board integration

These standard keypads are fully compatible with Arduino, ESP32, Raspberry Pi, and other popular platforms. They work seamlessly with standard keypad libraries, allowing for quick setup and code integration.