Custom Retaractable Mouse

JM-130 retaractable 3D Optical mouse
Features:
1)Resolution: 800dpi (3000 frames/second)
2)Port: PS/2, USB available
3)retractable 3D design, freely turn forward or backward of the website
4)Fit for your left hand and right hand
5)Zoom in and zoom out function
6)Various color available
7)Working on any surface except glass
8)Button life: Over 1. 000. 000 times
9)System Requirement: IBM / PC windows 9X / 2000 / ME / XP / NT 4. 0
(10) Size:90*51*36mm