1.cord optical mouse
2.easy to be installed
3.high sensitivity
4.convenient for cyber surfing
5.unit size:75x40.5x25mm
6.automatical power saving function
7..interface: PS/2,USB,U+P
8.Windows 98/2000/XP,NT4.0, Me, Linux
Size:97.5x55x28mm ,USB line length:140cm.