Near-frictionless scroll wheel Selectable mouse cursor speed Fast and accurate positioning when you are using it Easy to install, plug and play System supported:windows 2000/XP/Vista/ Windows 7/ Windows 8/Windows 10/linux/mac 5500 DPI 7 Button LED Optical USB Wired Gaming Mouse Mice For Pro Gamer Feature : 100% brand new and high quality. Buttons: 7 buttons with scroll wheel. Tracking systems: Optical. The Max DPI: 5500DPI. Ajustable DPI Switch: 1000DPI/ 1600DPI/ 2400DPI/ 3200DPI/5500DPI; Ultra-precise Scroll Wheel. Optical technology works on most surfaces. Ergonomically designed, long-term use without fatigue. Intelligent connectivity, no need to code, plug & play. Built-weight iron, feel comfortable, mobile and stability. Switch Life: 5 million cycle. Size: 127(L) x 85(W) x 37(H)mm. Weight: about 140g. Compatible with Windows XP, Vista, Windows 7, ME, 2000 and Mac OS...or latest. User for: The high-end players, gaming professional players. Package Content: 1 X Gaming Mouse (without retail package) Brand Not Specified SKU 100586807_NP-1021000418 Model XYQ60525129