Add easy button input to your electronics projects with this 4x4 Matrix Keypad Module, featuring 16 individual keys arranged in a compact 4-row × 4-column layout. With an 8-pin interface, the module is designed to connect with compatible microcontrollers, Arduino projects, breadboards, and DIY development kits.
The matrix configuration allows multiple buttons to be managed through a limited number of I/O connections, making it a practical choice for projects that need a simple numeric keypad, menu controls, password entry, device commands, or user input interface.
Compact and beginner-friendly, this keypad module is a useful addition to electronics learning, prototyping, robotics, automation, and embedded-system projects.
Key Features:
4×4 matrix keypad with 16 buttons
8-pin interface
Designed for compatible MCU and Arduino projects
Useful for breadboard prototyping and DIY electronics
Compact button input module
Ideal for numeric keypads and control panels
Suitable for robotics, automation, and embedded projects
Great addition to Arduino starter and development kits
