12 keys industrial waterproof metal mechanical usb function keypad B705

Description：

It's mainly for access control system, security system and some other public facilities.

1.Panels, buttons made of high quality stainless steel, has a strong anti-destructive

2.Font button surface and pattern can be customized according to customer requirements

3.PCB double sided, metal dome lines, access to reliable

4.Key word laser engraving, etching, oil filled, high strength paint

5.3x4 keyboard matrix scanning,10 numeric keys,2 functional keys

1.Keys letters and numbers can be customized.

2.keypad connector is optional: XH plug/ Pins header/ USB/ other