Portable and detachable telescopic stand, you can take photo with your devices at any time Compatible with all types of smartphones. The phone can only take myopia but can't take pictures of far view, let vision clear representation of your eyes. It Has 8 times zoom, which can adjust the focal length, super wide angle, the optical mount is large, high resolution, color reduction degree. Applicable to watch the game, concerts, tourism, observe animal lovers, news reporter long-distance shooting. It can be useful for Private detective taking pictures forensics, geological exploration, forestry management, railway port scheduling and etc. 8x lens fit for all smartphones bringing you 8 times closer to the picture best use for live events, concerts, sports, adventure and birthday parties. With The second generation F2 3D Enlarged Screen Mobile Phone Screen Magnifier HD optical technology in mobile phone screen Keeps the cell phone screen magnification 2-3 times Clear and Ber dynamic feeling Adopts HD amplification optical technology No power-driven, no-cost, energy-saving and radiation protection Simple, compact, and suitable for all kinds of mobile phone Reduces. The eyes fatigue when you watch videos on the phone 3D effect, B stereoscope, Specially fit for the elderly read books, read the news on line Folding design, light weight, small size and easy to carry.