Projection distance..............................................1.5~7 meter Projection magnification.........................................30X(at 5m) Projection size..........................................330x270mm(at 5m) Chart switching speed...........................................0.01~0.02S Mask number...............1 open,5 horizontal lines,8 vertical lines, 21 single letters,1 red/green Program........................................................2 sets programs, each program contains up to 30 steps LED Lamp...............................................................12V,10W Power source...............................AC 220V,50Hz or 110V,60Hz Power consumption.........................................................80W Dimensions......................................320mmX218mmX240mm Net weight...................................................................7.2kgs