DESCRIPTION: 304 Stainless steel frame touchpad MAIN FEATURE Faceplate Dimensions: 110mmx83mm Touchpad Dimension: 65mmx49mm Dustproof, Water proof, Vandalism resistance, Shakeproof, Pickproof Key travel: 0.45mm. keyswitch lifetime: > 10 million of operations. G.W: 0.7kg. TECHNICAL DATA · Lifespan :> 5 years. · Interface: PS2, USB available. · Supply Voltage: 5V DC · Protection Level: IP65;NEMA4X · Operating temperature:-10C to +60C. · Storage temperature: -20C to +70C. · CERT: RoHS, CE and FCC.