Introduction: Front-panel/keys materials: 304 stainless steel
Baseboard material: aluminium
Keys: laser engraved or chemical corrosion to avoid the characters falling off or being friction losses. Switch Contact Material: silicone switch technology PCB. Supply Voltage: +5V DC
Color: black (taking electrophoresis process to achieve it.)
Standard: ISO/IEC9995,GB/T1408
Size: 431*136 (mm)
Properties of products: key lifespan:>2 million times
key press force:3~5N
key travel:<2.5mm
Trackball: mechanical (diameter:38mm) protection level: IP65 (static) /IP54 (dynamic)
Interface: PS/2 or USB port
Applications: kiosk, IPC, industrial device and so on.
Environment adaptation: peration temperature:-20~+65 RH:30%~90%
Storage temperature (Recommended):-25~+75 RH:20%~95% (No condensate). Air pressure:60~10kpa
Reliability: ROHS, CE, FCC, IP65
There are other size of keyboards, you can leave me a message for more information.
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