2PCS 4 X 3 12 clés Clavier Module de Clavier Microcontrôleur Clavier Matrix Commutateur de Tableau

12 Buttons (4 x 3): This is a 12-button matrix keypad module. Size: 70 x 52 x 9 mm

Button: It provides the digits 0-9, standard asterisk (*), and hash symbols (#)

The keypad matrix allows you to quickly add controls to your electronic project. Direct replacement, simple plug and play with no wireless connection.

Can easily communicate with most microcontrollers

Application: Alarm module, security equipment operation, access control, and equipment control. This high-quality 4x3 keypad matrix allows you to quickly add controls to your electronic projects.