Allow user to switch between colors 1. buttons for changing colors2. Screen can be enlarged by click on the colored layout. 3. Screencan be reset by click again on the colored layout 4. Supported somecolors at this point. It is extremely easy to use. update: Whenusing this app, your phone will not sleep, and your phone's screenbrightness will be adjusted to the brightest level. This can beused on a concert to follow your favorite singer and swing yourphone lol.