Better viewing experience Enlarge the smartphone screen display by 2 to 4 times to make it easier to watch movies, videos or other content on your phone. Convenient and easy to use Lightweight and portable. Ultra-thin when folded, it fits easily into a wallet or bag for on-the-go use. ABS material and safe design The 3D mobile phone amplifier is made from high-quality, durable ABS material that is safe, reliable and environmentally friendly. It uses high-definition zoom optical components with no radiation. The materials are environmentally friendly, low in odor and long-lasting. High-definition optical technology With high-definition optical technology, it magnifies the mobile phone screen by 3 to 5 times, delivering a clear and dynamic image. Compatible with smartphones. Not compatible with tablets. Suitable for 5.5-6 inch mobile phones. If the phone is too large, the magnification effect may not improve. Compatibility and specifications Designed for 5.5-6 inch smartphones. Not compatible with tablets. If the device size exceeds the specified range, the magnification effect may not be better. Use scenarios - On the move: while commuting or traveling, enjoy movies or videos on a larger, easier-to-see display without straining your eyes. - Shared viewing at home: watch videos with family or friends using a clearly magnified screen for a comfortable viewing experience on the couch or in bed. - Navigation and reading on the go: magnified maps, documents or e-books on your phone for easier reading and reference when you are outdoors or traveling.