Product description Color: star black, star white, Athletic white 1. [Optical tracking systems]: Integrated high-performance control chip, powerful function, sensitive tracking, fast and smooth cursor movement for accuracy. 4 adjustable DPI settings, colors for RGB backlight, just switch to different lights by pressing the forward button and the scroll wheel at the same time. 2. [High-precision]: Optical high-end engine, precise positioning, plug-and-play. 4 levels of DPI adjustable (750/1200/1600/2400). 7 buttons (left / right, scroll wheel, DPI + / DPI -, next / previous) 3. [Ergonomic design]: Ergonomically designed, special design for a good hand feeling, unique non-slip side skirts to reduce the influence of hand perspiration on the mouse and to maintain a high level of comfort over a long period of time without fatigue. With repeated tests with the aim of offering a comfortable and reliable hold. 4. [Plug amp; Play]: The drivers do not have to be installed. Players can enjoy games freely. RGB backlit lighting effects.