The product is very convenient and simple to use, and easy to disassemble, stable and anti-skid The product is equipped with optical glass lens comparable to professional camera, with high penetration and wear resistance, high definition and no dark Angle Focus can be carried out by manual fine-tuning to make the picture clearer. Clockwise rotation can make the distance clearer and counterclockwise can make the near place clearer Product parameters: Product size: 34x60mm/1.3x2.4" Weight: 35g Observation range: 3 m and above The lenses are coated with blue film Magnification: 12 times Field of view: 16 degrees Objective lens diameter: 18MM/0.7" Exit pupil distance: 2.3mm/0.1" Eye point distance: 10MM/0.4" ✩ 12X telephoto lens for shooting distant pictures, allows you to photograph a subject that is far away without compromising image quality ✩【Adjustable Clip & Eye Cup】Solid universal clip, clip-on design that can attach to most cell phones, easily slide it to aim at the center of the camera; the eye cup can attach to the telephoto lens, used as monocular when needed; Premium quality glass optics with multi-layers coating, realize color accuracy in the maximum extent ✩【Easy to Set up】Simply remove your phone case, clip onto phone, then pick which lens you want and screw in tight and take your pictures; Buy in confidence with 1 year warranty, if you are not satisfied with your purchase for any reason, please email us and we will try best to work to your satisfaction ✩【Wide Compatibility】The universal clip can work on both front/rear camera, and work both with single/dual camera phone, easily slide it to aim at the center of the camera, compatible for most cell phones on the market including compatible with iPhone 12/12mini/12 Pro/12 Pro Max/ compatible with iPhone 11/ pro Max/11Pro/11/XS XR/XS Max/X/8 Plus/8/7 Plus/7/6 Plus/6/5S/5C/5/4S, compatible with Samsung Galaxy S10+/S10/S10s/S9+/S9/S8+/S8/S7 edge/S7/S6/Note 10+/Note 10/Note 9, Google Pixel 3 XL/3/2 XL/2/XL, compatible with LG and other Android phones