Supports photo, video and file storage. Adjustable 360 metal stand is great for hands-free operation and multi-angle observation. Microscope with USB interface to connect to computer, supports computer like Windows and Mac. Built-in 8 LED lights and adjustable illumination, 0.3 MP Camera, adjustable Magnification Ratio, 0X to 500X The top has a dust cover design, which is opened when in use and closed after use to effectively isolate dust. Application: This is a high-resolution electron microscope that can be widely used in industrial inspection, telecommunications module inspection, scientific research, textile inspection, jewelry inspection, printing inspection, etc. This microscope supports to connect to a computer. Specification: Colour: Black Material: ABS Size: diameter 3cm length: 12cm Usb line length: 1.4 meters Pixel: 0.3 Mp Image Sensor: CMOS Best video resolution: 640*480 Magnification: 0X~500X Focus range: manual focus, from 15mm to 40mm LDE lamp: 8LED Frame rate: up to 30 FPS Support capture image: Image format: JPG/BMP Support recording video: video format: AVI Support system: For Win / 7/8/10, for Mac 10.13 or higher Quality certification: CE/FCC/RoHS USB power supply: DC5V USB cable length: 1.5 meters Note: 1.Please allow 1-3.0Mm error due to manual measurement. pls make sure you do not mind before your purchase. 2.The colors may have different as the difference display,pls understand. 3.Please leave us message if you find any problems on our product and we will be happy to solve the problem for you Packing included: 1 x Microscope 1 x Snake tube bracket 1 x English manual 1 x CDs disc 1 x Correction ruler