Featuresprofessional level video formatavi osd languagechinese english styleclassic timeless frame rate fps20 30fs powered byusb magnification ratio1 500 image sensor megapixel640480 video capture resolution pixel640480 snap shot formatjepg focus range mm0 40mm led number8 interfaceusb 20 operation systemwindows 7 windows vista windows xp materialplastic abs item typemicroscopes age8 to 13 years categorymicroscopes holidaychildrens day birthday ch