1.press the sixth buttons,your homepage
       2.Unique and Ergonomic design, perfect feel of touch                3.Resolution: 800dpi
4.Two programmable hot keys both sides of mouse,38 different functions to choose from
5.Power rating: 5V, 20mA maximum
6.Operating force: 75+/-20g
7.Compatible with Windows 98/2000/ME/XP/NT, Mac