Item Tag: GND K1 K2 K3 K4
4 posts
4 Button Key KC11B04 Keypad Module Switch Keyboard For Arduino Uno Mega2560 DIY
A nice touch with this unbranded product is the clear instruction manual.
July 3, 2026
4 Button Key KC11B04 Keypad Module Switch Keyboard For Arduino Uno Mega2560 DIY
1 4 Keys Button Keypad Keyboard Module for Arduino DIY. // the setup routine runs once when you press reset 4-button Common Cathode key module. // Define key pin. // initialize the keys pin as an input.
July 3, 2026
10PCS 4 Buttons KC11B04 Keypad Module Switch Keyboard For Arduino Uno Mega2560
This unbranded device gets the job done without any marketing hype.
July 3, 2026
10PCS 4 Buttons KC11B04 Keypad Module Switch Keyboard For Arduino Uno Mega2560
For Arduino. 10PCS4 Keys Button Keypad Keyboard Module for Arduino DIY. Adapter Module. Step up module. Step down module. Display module. Wireless module. 1 4-button Common Cathode key module.
July 3, 2026