This device is a combination of digital and optical microscopes, and the specific magnification effect depends on the actual captured images. The optimal focal length of the microscope is 0-90mm, and different object distances correspond to different magnifications. To view objects clearly, adjust the focal length by rotating the focus wheel. It is a clear-definition mobilephone direct-connect microscope that can be connected to the cellphone interface and display images on the app. It supports photo-taking and video-recording functions and is compatible with both iOS and Android devices. It can be used in various fields, including: For example textile industry for textile inspection, printing inspection, circuit board and precise machinery inspection, educational purposes, hair inspection, skin inspection, microbial observation, inspection of jewelry and coins (collection), visual aids, etc. Features: Compact Structure: Lightweight and portable, comfortable to grip, and stable for more effortless observations. Integrated design, dustproof for any time and anywhere to use with confidence. Mobilephone Direct-connect Microscope: It is a clear-definition mobilephone direct-connect microscope that can be connected to the cellphone interface and display images on the app. It supports photo-taking and video-recording functions, and you can see the clear pictures at a glance. High Compatibility: 2in1 data cable for intelligent connection, high-speed transmission, real-time transmission without lag. Compatible with IOS devices and Android devices with OTG function. The system supports iOS10.0 or higher and Android 6,0 or higher. If you are using an Android device, check if the OTG function is turned on in the settings page. High Magnification: 50-1000X adjustable magnification design, support observe the microscopic details which is invisible to the eye. And the small magnification suitable for the observation of daily routine. Focal Adjustable: The optimal focal length of the microscope is 0-90mm, and different object distances correspond to different magnifications. Physically magnify the observation area, adjust to the left for 50x direction, adjust to the right for 1000x direction. LED Fill Light: Supports arbitrary control of light and dark, with adjustable LED fill light that provides the optimal color temperature and brightness for the clearest images. Universal Bracket: Multi-angle adjustable design, it can make the device 360 observation use, more flexible to use, placement more stable. Wide Applications: It can be used in various fields, including: For example textile industry for textile inspection, printing inspection, circuit board and precise machinery inspection, educational purposes, hair inspection, skin inspection, microbial observation, inspection of jewelry and coins (collection), visual aids, etc. Specifications: Name: Microscope Material: ABS+metal USB cable length: 1.5M Pixel: 2 million pixels Magnification: 1000X Focusing ranges: 0-90mm Image resolution: 1920*1440P Video resolution: 1920*1440P Auxiliary light sources: 8LED Image format: JPG Video format: MP4 Support system: Android 6.0+, iOS10.0+ Package size: 150 * 100 * 60mm / 5.91 * 3.94 * 2.36in Package weight: 184g / 6.49ounce Packing List: 1 * Microscope 1 * 2in1 Cable 1 * Bracket