5500 DPI 7D LED Optical USB Wired Gaming PRO Mouse Mice For PC Laptop Features: new and high quality. High-end optical engine, positioning. 7 buttons, including scroll wheel, left button, right button, advance, retreat, DPI switcher, fire key. 1200/1600/2400/3200DPI/5500DPI. Ergonomical design, comfortable, long-term use without fatigue. Intelligent connectivity, plug and play. Long life up to 10 million. Total 7 bright colors showing in turns, giving you a colorful visual effect. Suitable for high-end players, gaming players. Specifications: Color: Black Material: ABS Tracking System: Optical Voltage rating/electric current: 5V/100mA Connection: Wired Cable length: Approx. 150cm Port: USB 2.0 DPI: 1200/1600/2400/3200/5500DPI Life: 10 million cycle Buttons: left, right, scroll wheel, DPI, fire key, advance, retreat Light effect: Colorful Support System: Windows 7/8/2000/XP/Vista or latest Item size: 13*8.5*4cm/5.11*3.34*1.57in (L*W*H) Item weight: 137g/4.84oz Package include: 1 PC Optical Wired Gaming Mouse