About 4x4 Matrix Keypad
4x4 Matrix Keypad – Provides 16 keys for easy numeric and command input in electronic projects. Simple Interface – Uses a compact matrix connection for easy integration with Arduino and microcontrollers. Responsive Keys – Provides reliable input for password, menu and control applications. Easy to Program – Compatible with Arduino, ESP32 and other microcontroller boards. Perfect for Security Systems, Password Locks, Automation & DIY Electronics Projects.
