1)Optical:PSII/USB/Combo

2) 400-800dpi

3) Compatible with Windows95/98/2000/XP/NT

4)Ergonomic engineering designing, suitable for either right-handed or left-handed person.

5)Size: 88*63*30 mm

Packing information:

size: 45*23*36cm g.w./n.w.: 5.5/4.5kgs  qty: 100pcs