Используйте приложение APKPure
Историческую версию LED Display можно получить на Android
Это приложение, которое может выполнять дисплей прокрутки.
It is an application program to which the scroll display can be done like the video billboard.
When the display is done in the tap, it begins.
It discolors if the tap is done while displaying it.
When you do the slide while displaying it
The scroll speed changes.
The right changes by ten slow stages the left.
A screen long push : while displaying it.
It returns to the text input screen.