Firstsing USB 2.0 Wired 6D Gaming Optical Mouse Office mouse game mouse

Fast and convenient side key:Forward back button,convenient and shortcut keys,
let you relaxed,comfortable grasp of forward and backward,up and down.
Prevent slippery roller,rolling sensitive:3D anti-skid roller concave and convex design,
let you choose more comfortable,more sensitive scroll.
Precision DPI comfortable and easy to use:DPI design of the roller,to ensure that you can always in order to adjust,four file can be adjusted,the full balance of life game.

Key Specifications/Special Features:
1. Resolution: 800/1200/1600/2400Dpi free to change the speed
2. Buttons: 7 keys
3. Button life is over 10-million times
5. Bottom backlight
6. Stylish and fashionable ergonomic design
7. USB wired mouse, 1.5m cable