RGB LED BACKLIGHT: Colorful lights will be emitted from the front and back of the mouse and penetrate through the grain of the surface which is made through special processes, to create the coolest lighting effects. PROFESSIONAL SOFTWARE: Adjustable 7 level DPI, Polling Rate 125/250/500/1000Hz, Mouse Sensitivity, Scrolling Speed, Double-click Speed can be changed via software. Support macro editing, and 7 buttons can be customized, which make mouse more intelligent and meet more needs for games. Great value, perfect for games, work and daily use. UNIQUE SIDE DESIGN: Smaller side buttons and unique radian design, streamline modeling, symmetric design on both sides, give full consideration to the feeling of the thumb. BROAD COMPATIBILITY & HASSLE-FREE WARRANTY: Plug and play, compatible with Windows 10/8/7 XP Vista Mac Linux etc. (Note: No program for Mac OS.) Ajazz is committed to providing the best products, and the best after-sales service.