Features: 40X-1000X Magnification: This portable USB digital microscope can magnify objects with 40X-1000X when observing or inspecting under this magnifying glass. Configured with a 2.0 megapixel lens (including 8 LEDs), it produces high-definition videos/images on a computer using the USB cable of this microscope (note: it does not work with phones). Compatibility: This USB digital magnifying glass is compatible with Windows 2000/2003/XP/7/8/10/Mac OSX(Apple Computer)/Linux/Android, support to save photos and videos during useApplication field: can be used in scientific research, biological research, engineering inspection, such as observation, examination and analysis of plant fragment, industrial SMT/SMD/DIP inspection, PCB inspection. Quality control of textile products. Recognition of jewelry and stamp collections. Observation of the skin surface. Hair control and so on. Especially micro/small objects of observation and examination or inspection according to the intention of useSpecifications:Image sensor: 0.3M CMOS sensorControl: high-speed DSP processorLens: micro-scope lensFocus range: manual focus from 0mm to 200mmResolution: QVGA(1280X1024)Frame rate: Max. 30f/s below 600 lux brightnessZoom ratio: 40X-1000XFromming Camera: AVIFimat Snap Shot Camera: JPEG/BMPlight Source: 8 white LED lights (with controller on the cable miscroscope)PC Interface: USB2.0 & USB1.1Power Supply: USB Port (5V DC)Operating System: Windows 2000/2003/XP/7/8/10/Mac OSX (Apple Computer)/Linux/AndroidQuantity: 1 SetNote:1. Transition: 1cm=10mm=0.39 inch2. Please allow 0-1mm error due to manual measurement. Pls make sure you don't mind before you bid.3. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents:1 x USB Microscope1 x Stand1 x Calibration Ruler