ViTiny UM05 Handheld USB Digital Autofocus Microscope with Plastic Stand (up to 320x on 22" Monitor) and Measurement Functions Lens & CMOS sensor: 2M pixels; Magnification: 1x to 80X, 320x on 22 monitor Still Image Resolution: 1600x1200 pixels (JPEG or BMP file); Video Resolution: 1600x1200 pixels (AVI file); Frame rate: 30FPS (resolution: 640x480) and 15FPS (resolution: 1600x1200, MJPG) Autofocus: Single Autofocus or Continuous Autofocus; Light Source: 4 white LED lights; USB 2.0 High-Speed Transmission; Web Cam function Multi-functional Plastic Stand: 360 degree rotation and height adjustment; Preview Window Resolution: 1600x1200, 1280x 960, 1280x800, 1024x768, 800x600, 640x480 Far Distance Control Mode: Control all functions by Software without a single button touch on microscope; Software with Measurement Functions: Length, Circumferences, Radius, Diameter, Area, Angle, Image Comparison, etc.