Sensor: Optical, DPI: 800-1200-2000-3000-6400 (default), Buttons: 9, Switch rating: 5 million clicks, Backlight: 7 colors, Interface: USB 2.0, Cable length: 1.5 m Mousepad: Ideally suited for high sensitivity mouse settings, The anti-sweating design, Anti-skid rubber base, Size: 287 x 244 x 3 mm