Features:
*new ergonomic design, nice and comfortable for your hand
*plug and play, easy to install and use
*blue led light, fancy appearance
*advanced optical technology, motion can be detected on most of surfaces
*resolution:400 dpi
*interface: Ps/2, usb and u+p available
*compatible with windows 98/nt/2000/me/xp
Features:
* new ergonomic design, nice and comfortable for your hand
* plug and play, easy to instal