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: 87.5*51.5*28mm

Packing details:               1)white box packing            2)one carton packed in 100pcs 3)carton MEAS:31*26*41cm         4) G.W:8.8KGS  N.W:7.6KGS