Features: Maximum resolution: 3200 DPI, and 4-level adjustable DPI: 1200/1600/2400/3200 DPI, meet your need for any game. 6 buttons, for more convenient operations. Keystroke life up to 10 million times, long service life. Quick thumb function: with forward button and backward button, fast forward or backward when browsing the web, forward or backward at the same folder window. Shining with 7 cool breathing LED light in turns, which looks cool. High-end optical engine, precise positioning. Ergonomic design:fit snugly under your palm, effectively reducing the fatigue during the intense fighting game. 1.4m hard-wearing braided-fiber cable, with anti-interference magnetic ring, ensures signal accuracy. Bilateral anti-slip design game-grade scroll wheel, effectively prevent the finger from slipping. Plug-and-play, no software or firmware needed. Perfect for professional game players, game enthusiasts. Support for Windows 7/8/2000/XP/Vista/Mac OS.