Dynamic RGB Backlight Effect - 16.8 million RGB customizable backlight and light leakage effect, the cool fancy backlit will bring you visual enjoyment at gaming. (3 RGB modes: Ripple, Neon and Flowing, default Breathing) All Buttons Programmable - 6 programmable buttons can meet different game requirements. Customizing function makes the gaming mouse easy to set up better operation, perfect for you to navigate in your favorite game Professional 7250 DPI & 6 Adjustable Levels - Available for 6 DPI levels switch through the DPI button: 1000/1500(default)/2500/3000/5500/7250, easy to meet different using needs (You can use the drive disk for more settings) Made by Heart - After thousands of tests, we even found the professional weight for gamer. Non-slip classic skin-friendly material and streamline ergonomic design also provide lasting comfort though during long term using Wide Compatibility - Well compatible with Windows 7/8/10/XP, Vista 7/8 and Linux etc. Fits for desktop, laptop, PC, Macbook and other devices (Note: the programming function and side buttons are not available for Mac OS)