1) QQ optical mouse                 2) 800dpi                        3) USB port                          4) size:95*84*35mm                   5) compatible with window NT
   /ME/2000/XP
5)Keylife: 1,000,000
6)All the color can available

Packing details:                       1)white box packing              2)one carton packed in 100pcs    3)carton size:46*26.4*46.5cm            4)G.W:12.0KGS   N.W:11.0KGS