Yuuhseel 6Pcs 3x4 Keypad 12 Key Matrix Array Membrane Switch 7pin 12 Button Extended Keyboard for Microcontroller

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7 pins connector, pitch 2.54mm membrane switch keypad, Life span : average tactile time 1,000,000 ,Operation Temperature : 0-60°C. Circuit Rating: 35V (DC), 100mA, 1W Keypad dimensions: 77*69mm, Length of cable: 86mm. Weight: 7g, 7-pin 0.1" pitch connector. The 3x4 matrix keypad usually is used as input in a project. It has 12 keys totally, which means the same input values. It's ultra-thin, easy to interface with any microcontroller and has an adhesive backing for easy mounting. 3x4 keypad is a great way to let users interact with your project. You can use them to navigate menus, enter passwords, and control games and robots. This keypad work compatible with Arduino, ESP32, ESP8266, Raspberry Pi, or any 5V or 3.3V microcontroller. Application: Password security system,Wired remote controlled robot, Electronic voting machine, Generating external interrupt,Musical keypad and many more.