Button Key Module Keypad Board 2x4 Matrix 8 Push Micro Switch for Single Chip Microcomputer

Feature: 1. With 8 Buttons: Including 8 buttons in 2 x 4 matrix arrangement, this button key module is also a micro switch. 2. Individual Keys: All the 8 keys are independent and not influence each other, ensuring stable work performance. 3. Simpler Control: Installed on single chip microcomputer, the keypad module will largely simplify the operation. 4. Good Durability: Adopting premium materials, works with high efficiency, very sturdy and durable for long use. 5. Easy to Install: Comes with pin headers and installation holes, the lightweight module is very easy to install. Specification: Item Type: Button Key Module Specification: 2 x 4 matrix keyboard. Function: External expansion keyboard of single chip microcomputer. Board Size: Approx. 34 x 32mm / 1.34 x 1.26in (excluding protruding parts). Package List: 1 x Button Key Module