brand new and high quality Features: High-end optical engine, precise positioning. 6 buttons, including scroll wheel, left button, right button, advance, retreat, DPI switcher. Adjustable 1200 / 1600 / 2400 / 3200/5500DPI Ergonomical design, comfortable for touch, long-term use without fatigue. Intelligent connectivity, plug and for play. Long switch life up to 10 million. Total 7 bright colors showing in turns, giving you a colorful visual effect. Suitable for high-end players, gaming professional players. Specifications: Color: Black,White. Material: ABS Tracking system: Optical Voltage rating /Electric current: for DC 5V / 100mA Connection: Wired Cable length: Approx. 140cm Port: USB 2.0 DPI: 1200/1600/2400/3200/5500DPI Switch Life: 10 million cycle Buttons: left, right, scroll wheel, DPI, advance, retreat Light color: Multicolor auto change Support System: for Windows 7/8/2000/XP/Vista for Mac OS or latest Item size: 12* 7* 4.5cm Item weight: 128g Quantity:1pc Note: Please allow 0.5-1cm difference due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Included: 1 x Gaming Mouse(without retail package)