5Pcs Array Keyboard Module 2X2 Scan Buttons Keyboard Module 4 Keypad Module Push Button Switch Module For Electrical Control

5Pcs In 1 Set: Including 5Pcs Array Keyboard Module, With 4 Keypad Design, Has Strong Practicability.
Excellent Material: Using Excellent Electronic Components, With Fine Craftsmanship, Which Has Good Durability.
Easy To Install: These Key Modules Have Standard Sizes With Mounting Holes And Pins For Easy Installation.
Wide Application: Suitable For Car Modification, Motor Control, Light Bulbs, Led Light Strings, Micro Pumps, Solenoid Valves, Etc.
Compact Size: The Array Switch Module Has A Compact Structure, Is Easy To Install And Does Not Take Up Space.