About this itemThis fits your?. Make sure this fitsby entering your model number.??On-The-Fly DPI Switching: 4 Adjustable DPI Switch: 2400, 1600, 1200, 800 control your own speed freely. No need any driver, plug and play directly.??User Friendly Design: Ergonomically design to fit different hand sizes, no fatigue even for a long time use??Pink LED Light: Conforms to character color design, like touching tight fighting clothing. DPI button+ forward/backward button to turn on/ turn off light.??Revolutionary scroll wheel system-analog strafe! Wheel pivots sideways for an extra analog axis that enables pinpoint precision, will never come off!??Natural curves that fit snugly into your palm and smooth-gliding underside tips provide you with epic comfort and control.