I have an air filter with the same similarly bright blue LEDs. But, it has a night mode which you specifically have to enable each time where those are turned o

I have an air filter with the same similarly bright blue LEDs. But, it has a night mode which you specifically have to enable each time where those are turned off. So the people who designed this thought of this problem and still wanted to have the overly-bright LEDs with no function. I don't quite understand.