Product Feature:

Precision optical sensor with 800 CPI resolution.
Soft rubber key for comfortable use.
No tracking ball to clean.
Works on most surfaces.
Suitable for left or right handed users.

Product Specification:

Button: 3 buttons optical Mouse
Tracking Resolution: 800 CPI
Connection:PS/2,USB, USB+PS/2
Suitable: PC/Notebook use
Compatible: Win98~XP/Vista, Mac OS 9.0 or higher, Linux
Dimension:98*60*35mm
Light:Blue Light(Optional)

System Requirements:

Windows95.98.SE.ME.NT.2000.XP.2003.Vista,Linux,Mac OS X or higher.
IBM or Compatible systems available in use