Industrial stainless steel trackballSpecifications: Key Travel: 2mmBall Diameter: 38mmBall material: Stainless steelBall Color: OptionalKey switch lifespan: More than 3 M actuationsTrackball lifespan: >2M revolutionsBack Metal Cover: Rear side integrated electronics protected by a metal cover(Optional)Actuation Force: 0.6N± 0.1NMounting Rack: Aluminum alloyFront panel: 104x75mmPower supply: 5V DC± 10%Protection level: IP65 staticEMC Standard: EN55022(B)Power consuming: â¤1.00W(dynamic) â¤0.2W(static)Contact Meterial: Gold/ CarbonOperating temperature: -10 to +60 degreesStorage temperature: -20 to +70 degreesOperating RH: 30-90%Atmospheric pressure: 60-106Kpa. Reliability: MTBF>20, 000h; MTTR<30minWidely used in: -Self-Service Terminals-Info- Kiosk-Medical devices(ultrasonics, etc) Model NO.: S-38-A1 Company: Shenzhen Sunson Financial Equipment Co., Ltd.