Magnification, it make each mobile phone has large screen clear movies like 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. Compatible with iPhone 3, iPhone 4, iPhone 5, Samsung phone, HTC phone, LG, Nokia phone, Blackberry phone, Sony phone, phone, ZTE phone, Motorola phone, Google phone and other brands of mobile phone. How to use it: Please avoid using in direct sunlight or strong light, avoid light cause is not clear, it will display better in the dark light environment. This is the New Mobile Phone Screen Stand. Precautions: To keep the magnifier clean Don't Touch the Screen by Fingers Don't Scratch the screen Stylus Screen Touch Pen will keep screen clean of smudges and fingurprints. The soft and durable rubber tip won’t scratch your products screen. Touch U stand holder with double-side adhesive tape, easy & safe to attach on your phone back. After you stick it on your device, touch it and it will turn into a U shaped stand which also works as a finger ring, Holds your mobile phone steadily for hands-free viewing and reading, Widely compatible with most mobile phones.