The power button is used to turn the light on or off.
The brightness bar is used to control the light intensity.
Here you can change the colors of the light. Three colors can be saved as a shortcut in the main menu.
To overwrite one of the three preset colors, first select the color you want to overwrite.
In this example, red
Select the colors menu
Move the "marker" in the color ring to the desired position (color).
Finally, tap on "Save"
The light color you selected is now stored in the main menu as a shortcut. To overwrite the remaining colors, repeat this process as desired.