Main Features:● High-end optical engine, precise positioning 
● 2000DPI is the highest resolution, any free choices from 4 gears DPI(500 - 1000 - 1500 - 2000)
● Unlimited firepower keys to improve game efficiency, comfortable feel makes you playing more whole-heartedly
● With backlight( Purple - Green - Red - Blue ), colorful and cool
● Standard 6 keys: With roller wheel key and DPI button
● Ergonomic design, comfortable hand feeling, reduce fatigue
● Key number: 7 key
● Transmission: Wired
● Resolution: 500 / 1000 / 1500 / 2000 DPI
● Interface: USB
● Working distance: 1.8 M
● Intelligent connectivity, no need to code, plug and play
● Light: LED colorful breathing light
● Compatible with Windows XP, Vista, Windows 7, ME, 2000 and Mac OS etc. Model: 921
Type: Mouse
Features: Gaming,Novelty
Material: ABS,Metal
Color: Black Resolution: 1000DPI,1500DPI,2000DPI,500DPI
Interface: Wired
Connection: USB2.0
Operating voltage: 5V
Charging current: 100mA Cable Length (m): 1.8 m
Package weight: 0.469 kg
Product size (L x W x H): 12.00 x 7.60 x 3.00 cm / 4.72 x 2.99 x 1.18 inches
Package size (L x W x H): 25.50 x 16.00 x 7.00 cm / 10.04 x 6.3 x 2.76 inches Package Contents: 1 x 921 2000 DPI Professional USB Wired 6D Gaming Mouse with Breathing Light, 1 x Mouse Pad