Description: Transparent screen. High-definition vision, protect eyes from radiation, no power supply required. Reduce discomfort and visual fatigue. With high-definition picture, not easy to deform, and restore true colors. Not only supports horizontal screen, but also vertical screen. The screen magnifier has ultra-clear image quality, which can effectively enlarge the screen size, allowing you to enjoy high-definition movies and videos on your smartphone. The pull-out design is convenient for storage, the angle length can be adjusted freely, and it can also be carried in the bag. Suitable for indoor, camping, traveling, leisure and use everywhere. The silicone non-slip design can also be used as a mobile phone holder. Specification: Name: 12-inch pull-out horizontal and vertical screen amplifier Size: about 27x18.8x1.8cm/10.63X7.40X0.71in Function: vibrato/zoom/eye protection/bracket Material: ABS+Fresnel lens Magnification: 3-4 times Applicable mobile phone size: The screen size of most smartphones is less than or equal to 7 inches Package Includes: 1 x Screen Magnifier