A4tech Bloody W72 Ultra Black 20K Sensor 20000 CPI Light Weight USB Gaming Mouse -

TRACKING Sensor: Alpha 20K Gaming Engine Resolution: 50~20,000 CPI Frame Speed: Self-Adjusting Acceleration: 40 G Tracking Speed: 350 lPS RESPONSE Report Rate: 125~2000 Hz Key Response: 1 ms DURABILITY Micro-Switch: Over 30 Million Clicks (Left / Right Button) Wheel: Over 800,000 Scrolls Warranty: 1-Year Brand Warranty