4 x 1 keypad module is a module with 4 buttons with numbers 1 to 4. This keypad module is used in input projects
xApplication Data entry for microcontroller Menu or data selection Password lock In general password lock household or industrial devices
Specification :-
Maximum rating: 24 VDC, 30 mA
Easy to interface with the controller, processor, and Ar duino Adhesive backing
Thin design
Product Includes:-
3pcs x 1 X 4 keypad module