Specifications:

1) New mini optical mouse.

2)Synthetic shape for your right or left hand with the optical technology, the motion can be detected on most surfaces, including wood, plastic, paint, etc.

3)3buttons

4)Resolution: 800dpi

5)Interface: USB+PS/2 PS/2

6)Driver: Compatible with win95/98/2000/NT/ME/XP/VISTA

7) Unit size:100*50*32mm

Packing information: 

MEAS: 45*22*34CM
G.W./N.W.: 6.5/5.5KGS QTY: 100PCS/CTN