Smart Banner tool ( LED )

This can be useful if :

When the concert hall and the stadium deliver a message of cheering.

When it is difficult to communicate with friends and family in noisy places.

It can even be used when your throat hurts and you can't speak.

And You can also use them as lights in a quiet car.

- Features of this app

1. 6 types of fonts. and more font to be added later

2. set the background color and text color freely

3. Free Text Size

4. 8 shaped banners

5. Save and Recall Banner

6. Prevent Screen Off During operation