Adjustable Visible Part: You can freely adjust the visible part of the mask. Anti-Alias Masking Mode: If you don't need semi-transparent masks, you can use the more performant "Anti-Aliasing Masking ...

That said, you don't need to avoid an LED device altogether, you just need a tool that doesn't sit directly on the face. How to use an LED face mask First, wash your face, then wear or sit in front of ...