Optical Gaming Sensor with Adjustable DPICOUGAR has collected hundreds of professional FPS gamers' experiences. With under 3000 DPI, you'll get better precision and response to enhance your gaming performance. Therefore, COUGAR uses gaming-grade optical sensor ADNS-3050, which is able to meet all pro-gamers' needs. Minos X2 provides ultra-precise tracking for all your moves. DPI levels (500/1000/1500/2000/3000) with a dedicated button allows you to adjust settings immediately. Lower the DPI to obtain a more accurate and stable control, or raise it to have faster mouse movements! In order to let all gamers have outstanding performance in different gaming situations, users can switch polling rates (125Hz/1000Hz) with Minos X2. You will have the most appropriate polling rate settings to make each battle a victory.