12-Inch Dual-HD Lens Horizontal Vertical Mobile Phone Screen Amplifier 1. Material: ABS shell + acrylic high-definition lens 2. Product features: dual-screen design to meet more needs of users, horizontal screen is suitable for watching dramas, online classes, etc. vertical screen is suitable for viewing short videos, e-books, etc. 3. Magnification: 3-4 times 4. Function: magnification, eye protection, stand 5. Full-screen distance when watching movies: (Take a 6.5-inch mobile phone screen as an example) The full-screen distance for viewing movies on a horizontal screen is 1.5 meters, and the full-screen distance for viewing movies on a vertical screen is 1 meter. Corresponding to far, the larger the screen of the mobile phone, the full screen distance is relatively close 6. Portable storage design, no burden to carry when going out 7. Dimensions: 282x169x22mm 8. Weight: 458 grams 9. Tips: Adjust the phone screen to the brightest state when watching movies, so that the viewing effect can reach a better state, and avoid using it under strong light