This mouse is great!!

-Has a cooling fan that keeps your palm moist.
-Fan switch with High/Low/Off/Auto sleep settings
-Leather left/right mouse click button

Spaecifications
-Optical mouse
-800 DPI Resolution
-USB Connection
-2 Buttons, 1 Scroll wheel

System Requirements
-Compatible with IBM PC
-Windows NT, ME, XP
-Windows 98
-Windows 2000
-Mac OS X
-USB Port