Universal 20 Times Mobile Phone Telephoto Lens Monocular Live Broadcast HD 4K No Vignetting Lens Structure:Single Telescope Function Type:Ordinary Telescope Instrument Magnification:20 Times 1. Specifications: - Material: Aluminum alloy - Lens: Optical glass lens - Shooting distance: 3m-5000m - Lens height: 140mm - Lens weight: 210g - Front diameter: 38mm - Rear diameter: 28mm 2. Function: Overcome the shortcomings of camera phones that can only be seen from a distance, so that the vision can be clearly reproduced in front of you, with 20 times increase 3. Advantages: novel optical path design, ultra-long viewing angle, large amount of light, high resolution, good color reproduction, and significantly improve the image quality of mobile phones. 4. Uses: Suitable for watching games, concerts, tours, animal observation enthusiasts, journalists, long-distance shooting, geological exploration, forestry management, railway 5. The package includes: 1x20 times metal telescope tube 1x aluminum triangle bracket 1x small bag 2x lens cover 1x wiping cloth 1x universal clip