Mobile phone magnifier screen: pull-out special high-definition mirror, feel the texture, magnify more clearly. It can prevent fatigue and radiation, even if you watch movies all day, you will not feel tired. Movie lovers can let go of their hands and dive at any time. Smartphone magnifying glass 3-4 times: 3-4 times magnification allows you to adjust the viewing distance according to the screen size. The recommended distance is between 1.5-2 meters. It can be seen by people, with friends and family, and can be used sitting or standing regardless of its height. Precautions: It is recommended to open the bracket at the bottom of the amplifier to form a suitable viewing angle. Adjust the brightness of the phone screen to the brightest and use it in a darker light. Phone magnifier for all smartphones: suitable for all mobile phones, etc. It can also be used as a mobile phone holder. The plexiglass screen makes the observation effect clearer and more three-dimensional. It is always a very creative modern gift for friends and family. Especially suitable for the elderly, children and movie lovers. Simple usage: No battery required, and the portable size is also very suitable for transportation. You can use it at home, travel and business trips. It is also very suitable for children to watch cartoons and is easy to use. It can also protect children’s eyes and prevent children from being exposed to radiation.