big factory new optical mouse

Detailed Product Description

big factory game mice ,gaming mouse ,1600dpi mouse

1,The world's unique patented : the wheel scrolling speed can be change to faster 3 line-9 line-27 line -81 line
2,The DPI Shift Button with color indication instantly shifts mouse sensitivity for 400-800-1600-2000 DPI. (No Driver Needed!).And gives you quick access without pausing the action.
3,Intelligent 4th and 5th Buttons-Forward and Backward                   
4,The fashing wheel with led light.
5,"the ENTER key" instead of keyboard "ENTER".and no move your hand to keyboard push the "enter" in office