1) 3D optical mouse  
2)USB port available  
3) 800 DPI    
5)keyswitch: 1,000,000  
6)Compatible with Windows NT/ME/2000/XP  
7) all the color can available  8)size: 83.5*23*18mm

Packing details:                  1)white box packing                 2)one carton packed in 100pcs               3)carton size:31*26*41cm             4)G.W:8.3 KGS  N.W: 7.3KGS