ZOWIE GEAR Optical Competitive Gaming Mouse with DPI Adjustable Switch 450/1150/2300 (AM-GS Black) Ambidextrous mouse developed by legendary CS-player Abdisamad Spawn Mohamed Two thumb buttons on both sides to comfortably serve left- or right-handed users Easy to switch between left- and right-hand functionality, no drivers needed Optical encoder mouse wheel system for increased durability 450 / 1150 / 2300 DPI adjustment / Adjustable USB report rate 125 / 500 / 1000 Hz ZOWIE custom-designed lens for a very low lift-off distance = 1.5 ~ 1.8mm DPI (Dots Per Inch): 450/1150/2300 / Connector: USB / Buttons: 5 / Length of cable: 2m / 6.6 ft Length: 125 mm / 4.92 in / Width: 60 mm / 2.36 in / Height: 39mm / 1.53 in / Weight: 88g (without cable)