Specification: Item Type: Mobile Phone Wide Angle Lens Material: Aluminum Alloy + Optical Glass Product Color: Black Product Diameter: Approx. 12mm / 0.5in Product Weight: Approx. 365g / 12.9oz Angle: 120 degrees Magnification: 0.5 times Deformation: -1% Close Focus Distance: 10-15mm / 0.4-0.6in Coating: Multilayer Interface: M17X P0.75 Applicable Models: For Mobile Phones/ IOS Pad How to Use: 1. Align the lens clamp with the center of the phone lens. The lens clamp has two center points aligned with the lens. 2. Find the center point of the mobile phone lens, and then turn clockwise to tighten the lens clamp nut, and tighten the lens clamp on the mobile phone to use. Package List: 1 x Lens 1 x Storage Bag 1 x Manual 1 x U-Shaped Clip 1 x Lens Cap 1 x Wiper Cloth Note: 1. Pay attention to dust. Do not touch the glass lens with your fingers or other objects. Dust or foreign objects stuck to the lens or inside will affect the shooting effect. After use, remember to put on the protective cover and put it in the storage bag. 2. Like digital products, it is inherently afraid of water, it is difficult to come out after water is in, and fog is easy to form, which makes the camera blurry and unusable. 3. To prevent falling, the builtin lens is made of high light transmission material, and it is likely to be broken when dropped on a hard object.