● High-end optical engine, precise positioning 
● 3200DPI is the highest resolution, any free choices from 4 gears DPI
● Unlimited firepower keys to improve game efficiency, comfortable feel makes you playing more whole-heartedly
● With backlight, colorful and cool
● Standard 7 keys: Keys of roller wheel up and roller down can self-defined key function
● Ergonomic design, comfortable hand feeling, reduce fatigue
● Key number: 7 key
● Transmission: Wired
● Key life: 4000000 times
● Resolution: 1000 / 1600 / 2400 / 3200 DPI 
● Interface: USB
● Working distance: 1.8 M
● Light: LED colorful breathing light
● Support system: XP / VISTA / WIN7 / WIN8 / MAC / DOS