Features:40X-1000X magnification: This portable USB digital microscope can magnify objects from 40X-1000X when observing or inspecting under this magnifying glass. Configured with 2.0 megapixel camera lens(include 8 LED lights) it produces high resolution videos or images on your PC end through USB cable of this microscope (Note: It doesn't work with phones).Compatibility: This USB digital magnifier is compatible with Windows 2000 or 2003 or XP or 7 or 8 or 10 or Mac OSX(Apple Computer) or Linux or Android, support saving IMAGES and VIDEOS when in useApplication field: Can be used in Scientific Research, Biological Research, Engineering Inspection, such as observation, research and analysis of plant fragment, industrial SMT or SMD or DIP inspection, PCB inspection. Textile inspection. Recognition of Jewelryand stamps collection. observation of skin surface. Hair inspection and so on. particularly micro or tiny objects observation and studies or inspections according to your intention of use Specifications:Image Sensor: 0.3M CMOS Sensor HDController: High Speed DSP Lens: Micro-Scope Lens Focus Range: Manual Focus from 0mm to 200mm Resolusion: QVGA(1280X1024)Frame Rate: Max. 30f or s Under 600 Lux BrightnessMagnification Ratio: 40X-1000XVideo format: AVISnap Shot Format: JPEG or BMPLight Source: 8 White Light LED (with controller on the cable of miscroscope)PC Interface: USB2.0 and USB1.1 Power Supply: USB Port (5V DC) Operating System: Windows 2000 or 2003 or XP or 7 or 8 or 10 or Mac OSX(Apple Computer) or Linux or AndroidQuantity: 1 Set Note:1. Transition: 1cm=10mm=0.39inch2. Please allow 0-1mm error due to manual measurement. pls make sure you do not mind before you bid.3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank youPackage Contents:1 x USB Microscope1 x Stand 1 x Calibration Ruler