800dpi ?eight(kg) 0.0166kg ?esolution(dpi) 600-800dpi ?ize(mm) 14cm?cm?0cm ?ey-press life 1,500,000 ?afe certificate CE\FCC ?canning speed 1500-3000/s ?asy scrolling under Compatible with windows 95, 98, Me, NT 4.0, 2000 ,XP Mac OS 8.5 ~ 9.X ?onnector PS/2, USB .U+P Color black\green meno 60PCS