Visualiser, visual presenter, CMOS image sensor, education appliance TECHLAND DN-800 SeriesSpecificationsUSB2.0, Magenetic lightstick, LED OCR, OSD, Rotation, 16:9 display, security lock, Mode prestored Net Weight: 1.5kg ITEMDN-800DN-810DN-820DN-830Camera1/3'' imaging sensor1/3'' imaging sensor1/3'' imaging sensor1/3'' imaging..