Razer Deathadder Essential Professional USB Wired Gaming Mouse 2000DPI Lighting Ergonomic Optical Mice for Computer PCFeatures:High-speed response buttons, ergonomic design, game-specific sensors, 1000Hz polling rate.Precise positioning of the game target, with 2000DPI optical sensor, to ensure 1:1 data tracking, no software interpolation, so each movement of the mouse directly translates into game action, without missing any critical attacks.Razer Synapse intelligent configuration software: 1. Button function assignment 2. Mouse DPI adjustment 3. Mouse light settings 4. Cloud service synchronization.The non-slip side design enhances the stability of the operation. The non-slip side not only enhances the visual appearance of the mouse, but also increases the side friction, provides a better grip feel, and avoids mouse slippage caused by sweat. Operational stability.Specification:Brand: RazerModel: Deathadder EssentialColor: BlackType: Wired MouseInterface: USBSensor: 2000 DPI Optical SensorWeight: 96gCable Length: 1.8m/5.91ftSize: 127.0 X 73.0 X 43.0mm/5 X 2.87 X 1.69"