RIOTORO URUZ Z5 Classic RGB Multicolor 4000 DPI Optical Gaming Mouse [MR-400C] CUSTOM RGB BACKLIGHT: With 16.8 Million colors to choose from, you can customize your URUZ Z5 to match your Style DPI ADJUSTMENT: On-the-Fly DPI Adjustment provides Precise Tracking up to 4000dpi DURABILITY: With RIOTORO's Exclusive Stampede Coating the URUZ Z5 can take a beating, game after game, and last for many years to come PROGRAMMABLE: With (6) Programmable buttons, you can customize your mouse to Execute a number of commands to help you get the edge up on your competition PRECISION: Lightning Fast 1000Hz/1 Polling Rate prevents any Lag between your mouse and your computer