A simple magnifying glass or loupe applications. The only button large buttons and simple functions make it easy to use elderly people. We simply use the configuration. Very useful to expand the small things I see and print. Features: ★ Touch Screen Toggle Full Screen ★ Easy to read various letters reverse function buttons ★ Adjust the camera focus button ★ You can see in the dark flashlight ★ 10 step zoom control ★ Application Exit button Recommended for those who need a