1,industrial projector 2,High images 3,VIDEO/S-VIDEO output 4,Auto ... pixel800,000Zoom22 optical power zoom, 10 multiple digital zoomApertureAutomatic CCD camera 1/4 CCD,PLA color systemMIN illuminance1 LUXComposite video signal1 ... , bottom light:LEDClose dimension460mm*310mm*100mmweight3.5kg Visual shouwcase, visual projector, educational training aid