Panel Mounted Stainless Steel Trackball with Diameter 25mm, Left&Right Click Buttons

Panel Mounted Stainless Steel Trackball with Diameter 25mm,Left&Right Click Buttons Part No: MTB-25 Key Features -Optical trackball-Made of abrasion-resistant stainless steel-Designed to operate in harsh environments, ideal for web payphones, kiosks and other demanding applications-Dust-proof and liquid-proof, IP65 compliance-Vandal-proof-Compatible with WINDOWS98/ME/2000/XP-PS/2 or USB interface-Panel mount  Technical SpecificationsMaterial• Front Panel: 304 stainless steel• Key: 304 stainless steel• Trackball: 304 stainless steel• Back Panel: aluminum alloyElectrical Data• Voltage: 5.0VDC ±5%• Electric current: 10mA• EMC compliant• Optical Trackball Resolution: 1000dpiEnvironmental Characteristics• Operating temperature: -20°C to + 60°C• Storage temperature: - 40°C to + 80°C• Saline mist: 96 hours, IEC 60512-6• Damp heat test at + 40°C: 21 days, IEC 60512-6• Dry heat test at + 85°C: 10 days, IEC 60512-6Mechanical Data• Lifecycle: >5 million times per key• Key Travel: 2mm• Actuation Force for Keys: 80g nominal• Lettering: etched graphics with permanent ink• Trackball Diameter: 25 mmOperation SystemPS2: Win NT4, 98SE, 98ME, 2000,XP• USB: Win 98SE, 98ME, 2000,XP, MacOS9 / OSXReliability• MTBF >20000h• MTTR