Item: LM-9020 Wired Optical Mouse
3 Key wired optical mouse
(1) Size:91x61x36mm
(2) Rosolution:800-1200DPI
(3) Button life:150 Million
(4) Compatible for windows 98/ME/NT4.0/2000/XP/Vista/Win7 etc
(5) Interface: PS2/USB/Combo
(6) Various color shells available
Packing: white box or OEM box | 
