Made for personal use. Function is simple.
Can be used instead of bad pixel detector and chemical light and emergency lamp.

Touch-Drag the vertically Direction :
Adjust the brightness.

Touch-Drag the horizontal Direction :
Change the light type.
(White / red / green / blue / light blue / yellow / purple / red blinking. Use in an emergency.)

Simplicity is the best.
No banners. That is why I made ​​this.