1×4 Matrix – Membrane Type Keypad – 4 Keys

This DC 12V 4×1 Key Matrix Membrane Switch Keypad is a high-quality product at very low cost for your application needs.

This 4-button keypad provides a useful human interface component for microcontroller projects. Convenient adhesive backing provides a simple way to mount the keypad in a variety of applications.

The Keypad 1×4 features a total of 4 buttons in Matrix form. This is a membrane keypad with no moving parts. A female 5-pin berg connector is required for interfacing it with your microcontroller circuits.

Features

1. Ultra-thin design & adhesive backing provides easy integration to any project
2. Excellent price-performance ratio
3. Easy communication with any microcontroller
4. 5 pins 2.54mm pitch connector, 4×1 type 4 keys.
5. The sticker can peel off for adhesive mounting.
6. Used widely in industrial and home electronic equipment, instrument, etc.
7. This allows a microcontroller to ‘scan’ the 5 output pins to see which of the 4 buttons is being pressed

Package Includes

• 1 x DC 12V 4×1 Key Matrix Membrane Switch Keypad.