Material FRONT PANEL: 304 stainless steel, BACK PANEL: aluminum Trackball Diameter 25.0mm Power Supply 5v DC /-5% Current < 30mA Resolution 800 dpi Tracking Force 0.196N (20gf) max Interface PS2 or USB EMC Standard EN 55032:2015 , EN 55035:2017 Temperature Range Operating: -20°C to 55°C, Storage: -30°C to 60°C Lifespan >2000000 cycles Warranty 1 year Dimensions 65.0 x 80.0 mm (Front panel) Certification CE/FCC/ RoHS/IP65
