1, USB optical mouse 2, 800 DPI 3, With ROHS, CE and FCC certificates 4, Compatible with all Windows System 5, 1.5M distance drivers usb 3d optical mouse 1. ABS material.2. Switch life :3,000,000 times3. 800DPI High resolution 4. All kinds of colors or rubber coating colors available5. Working distance:1.5M6. Compatible with windows 2000/XP/9X/ME/NT4.0,/vista /7, and MAC7. Unit size: 96*53*34mm ...