Specification:

1) Convenient for right hand or left hand users
2) Radio frequency and optical technology
3) Freely 360-degree use within 1.5m radius
4) Automatically power-saving sleeping function
5) Zoom in / out functions
6) All injection colors available
7) High resolution: 800dpi 2500frames/s
8) Working on any surface except glass
9) Compatible with Win 95 / 98 / 2000 / Me / XP / NT/VISTA

10)Mouse Size: 92x50x28mm

White box packing information: 

SIZE: 44*23*36  G.W./N.W.: 5.5/4.5KGS/CTN QTY: 100PCS/CTN