Features: Supports photo, video and file storage. The 360° adjustable metal stand is great for hands-free work and multi-angle observation. The microscope with USB interface to connect to PC, support computer such as Windows and. Built-in 8 LEDs & Adjustable Illumination, 0.3MP Camera, Adjustable Zoom Ratio, From 0X to 1000X The top has a dust cover design, which is opened when in use and closed after use to effectively isolate dust. Application: it is a high-resolution electron microscope, which can be widely used in industrial inspection, telecom module inspection, scientific research, textile inspection, jewelry inspection, printing inspection, etc. This microscope supports connection to a computer. Specification: Color: Black Material: ABS Size: Diameter 3cm Length: 12cm Usb Line Length: 1.4 Meter Pixels: 0.3 Mp Image Sensor: CMOS Best Video Resolution: 640*480 Magnification: 0X - 1000X Focus Range: Manual Focus, 15mm to 40mm LDE Lamps: 8LED Frame Rate: Up to 30fps Support Image Capture: Image Format: JPG/BMP Support Video Recording: Video Format: AVI System Support: for Win/7/8/10 for 10.13 or above 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 don't mind before buying. 2. The colors may have different according to the difference displayed as pls understand. 3. Please leave us a message if you find any problems on our product, and we will be happy to solve the problem for you Package includes: 1 * Microscope 1 * Hose Tube Bracket 1 * English Manual 1 * Plate 1 * Correction Ruler