1. Rotating Horizontal Button: 55 mm - 98 mm Width for Mobile Phone 2. Universal Cell Phone Adapter Mount: Compatible with Binoculars, Monoculars, Spotting Scopes, Telescopes, and Microscopes 3. Convenience: Fits most smartphones on the market, with or without a case, from small to large 4. Advanced Material: Soft padding protects your phone from three directions; screw lock ensures firm and stable fixation 5. Contact Surfaces: Soft material covers the phone contact areas to prevent scratches and damage; turns your mobile phone into a video camera or image capture device for distant viewing and close-up details Features: 1. Turn your mobile phone into a video camera or image capture tool for viewing the moon, Jupiter, Mars, and other distant objects; explore the amazing tiny world 2. Allows connection of various optical devices to your smartphone; use built-in camera apps to capture photos and videos Type: Monocular Model Number: Binoculars Telescope Suitable for: Binoculars, Mobile Phones Color: Black Material: Plastic Package Contents: 1 x Binocular Bracket Note: Light and display differences may cause slight color variations between the image and the actual item. Measurement error allowance: +/- 1-3 cm