4×4 Matrix Membrane Keypad

Description Features: 5 pins 2.54mm pitch connector, 4x 4type 16 keys. Ultra-thin design & adhesive backing provides easy integration to any project. This allows a microcontroller to ‘scan’ the 8 output pins to see which of the 16 buttons is being pressed. Excellent price-performance ratio. Easy communication with any microcontroller. The sticker can peel off for adhesive mounting. Used widely in industrial and home electronic equipment, instrument, etc. Application: Arduino projects Security systems. Menu selection. Data entry for embedded systems.