Military IP65 waterproof capacitive trackball usb alarm systems keypad B805

Description：

It is mainly for military environment, security system and some other public facilities.

1. Key frame uses SUS304# brushed stainless steel..

2. Buttons are made of high quality zinc alloy, with a strong anti-destruction capability.

3. Keypad with the trackball.

4. LED color is customized.

1. Material: SUS304# brushed stainless steel.

2. Double side PCB with golden finger, resistance to oxidation.

3. 800 DPI photoelectric ball and 1200DPI laser ball are available.

4. Suitable for DOS/Windows95/98/NT/NE/2000/2003/XP/Vista/win7/Linux/Unix/Mac OSX system.