**Feature** Turn our mobile phone into a movie theatre-the multi-funnctional 3D high definition mobile phone screen mgnifier Built-in power bank can charge your devices to full 7.5 inches screen，using the newest Fresnel technology to give you the high definition and dynamic 3D pictures，and the professional sound quality speaker units give you the best possible sound effects Enlarge 3 times of the screen，more realistic，more dynamic and you can adjust the distance for the best view，according to the phone screen size Suitable for all kinds of mobile phone， reduce the eyes fatigue when you watch videos on the phone 0 Color:White 'How to use: 1.Please avoid using in direct sunlight or strong light， avoid light cause is not clear， it will display better in the dark light environment. 2.Do not use hard wipe scratch the lens， when not in use， please use a soft cloth to protect the lens. 3.Adjust the distance from mobile phone frame to the lens and angle， adjust focal length， lens angle， in order to achieve the best view and optimal amplification effect and the best definition. 4.The best watch angle is vertical to the lens， a distance of 0.5 meters it the best watch distance. Because the lens is larger， the mirror slightly reflective phenomenon， please adjust the brightness of the light and the angle of the light. Parameter: Screen size:7.5'' Product size:19.7cm*16cm*3.3cm Weight:206g Input voltage:DC 5V Output voltage:DC 5V Output current:1A Battery Voltage/Capacity:3.7V/1200-2200mAH Package include: 1* cellphone screen magnification 1* audio connecting cord'

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