Features: <> 6400DPI optical , the can move quickly and accurately, thus satisfying the most basic needs and achieving more precise control. <> 1000Hz polling rate, ensures smooth movement in , effectively improves accuracy and reduces misoperations. <> Ergonomic design, comfortable grip. The -slip side skirt effectively increases friction on side, reduces condition of slipping caused by hand sweat. <> 5 independent programmable Hyperesponse buttons give you accurate controls for a competitive . <> The mechanical microswitch supports to 10 million clicks for longer lifespan and extreme reliability. <> <> Specification: <> Brand: <> Model: DeathAdder Essential <> Color: Black/White( optional) <> DPI: 6400DPI <> Movement : 220IPS <> Acceleration: 30G <> Programmable button: 5 Hyperesponse buttons <> Click lifespan: to 10 million times <> Polling rate: 1000Hz <> Cable: About 2.1m rubber wire <> Item size: 12.7 * 7.3 * 4.3cm /5 * 2.87 * 1.69in <> Item weight: Approx. 96g /3.39oz <> <> Packing list: <> 1 *