Product Description Model M90 Color Black Connection Type Wired Weight 90 g Buttons 3 Mouse Sensor Optical Tracking OS Requirements Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 or later Mac OS X 10.4 or later Linux kernel 2.6+ Dimensions 113 mm x 62 mm x 38 mm Warranty 3 Year Brand Warranty Package Contents Mouse User documentation