Features: Magnify screen to protect your eyes. Make mobile phone screen bigger, imagery stronger. Can be zoom in three times of the mobile phone screen. Can be used as a traditional magnifier to read books ornewspapers. Without the power drive, energy conservation and environmental protection. Reduce eye fatigue of movies and television brought on mobile phone, and stinging eyes and tears phenomenon. Mobile phone adapter use skid material, prevent slip, fall. Folding design, small volume, convenient carrying on business travel. Specification: Material: Plastic and 3D Glasses Screen Amplifier Size: 7.8 inch Color: White,Black Product Folding Dimension: 18*15*1.5cm(Lengh*Width*Thickness) Screen Size: 8.2 inch