500X Precision Digital Microscope Handheld USB Digital Camera Microscope 3D View Angle with 360 Adjustable Stand Magnification ratio: 5X-500X(manual) Focus range: 0mm-250mm Image Sensor: Up to 2M Pixel .High quality electronic microscope: Snap HD Pictures,Capture Video, Measure Objects .Use for: Industrial Inspection, Computer Parts inspection, Telecom module inspection, scientific teaching tool, Laboratory Research, Medical analysis, School Research tool, Insect dissection examination, Plant dissection examination, Skin examination, Scalp examination, Textile Inspection, Jewelry Inspection, Collections/Coin Inspection, Printing Inspection, Reading Aid,Teacher Add as Project, Presentation and so on.