12/10 inch 3D Phone Screen Magnifying Amplifier Portable Mobile Cinema Display Enlarged Magnifier ExpanderDescription:This is a mobile phone holder for eye protection, which can enlarge the screen of the mobile phone.This product is suitable for mobile phone models under 7 inch. Feature: 1. HD display screen: Fresnel mirror screen adopts optical HD zoom technology, which can enlarge HD by 3 to 4 times, effectively preventing radiation generated by mobile phone. 2. Sliding design: stretch the silicone round button, and then the screen appears. This sliding screen mode helps to protect the screen and is more suitable for transportation. 3. Simple operation: the screen amplifier doubles the screen size, so you can make the most of movies and videos on your HD smartphone. Add a Bluetooth-compatible keyboard and use it to play HD. 4. High quality materials: ABS plastic and Fresnel mirror, strong and durable, even higher definition. Raise frame adjustable angle of view. Non slip silicone pad protects and stabilizes the phone. 5. Excellent compatibility: whether you are for iPhone or an Android phone, the projector screen of the magnifying glass can be used with your device. 3D visual pleasure can avoid visual fatigue. The combination of fashion and scientific and technological innovation can create a smooth technical appearance, more in line with the aesthetic needs of modern people.Specification:Material: ABS+ Acrylic LensViewing Distance: Best Distance 3-4m/9.84-13.12ftFunction: Magnification, Eye Protection, Radiation ProtectionMagnification: 3-4X TimesColor: White, BlackNote:1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3mm measuring deviation due to manual measurement. 1 X Phone Screen Amplifier