Package Included

- 1  x 16 Key Membrane Switch Keypad 4 x 4 Matrix Array Matrix keyboard switch keypad

Description:

- A basic 16 button keypad for user input. The buttons are set up in a matrix format. This allows a microcontroller to ‘scan' the 7 output pins to see which of the 12 buttons is being pressed.

Keypad type - universal
Number of keys - 16
Mechanical durability - 1000000 cycles
Max. contact resistance: - 200mΩ
Material - plastic
Max. operating voltage - 24V DC
Switching torque - 1N
Keystroke 1.2mm
Operating current max. 20mA
Operating temperature -20...60°C
Keypad colour BLACK
Size: approximately 6.5 x 6.5 (W x H) - Black Keypad area

Reference

- https://www.youtube.com/watch?v=1rfrvOTxtrg