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 touch, long-term use without fatigue.
Intelligent connectivity, plug and 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,
Material: ABS
Tracking system: Optical 
Voltage rating /Electric current: 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 effect: colorful 
Support System: Windows 7/8/2000/XP/Vista Mac OS or latest
Item size: 12* 7* 4.5cm

Package size：13.5*10.9*4.7cm