BrandName:Seeedshed ModelNumber:S08 Theory:VideoMicroscope Drawtube:Monocular Material:other MagnificationRatio:20-800X Magnification:1X-200X ImageSensor:0.3MPCMOSSensor LEDQuantity:8IlluminationScope:0.3MPCMOSSensor BrightnessControl:ManualAdjustment PowerSupply:USBDC5V USBInterface:USB2.0 FocusRange:0-40mm VideoFormat:AVI