Thanks to the mask, it saved my life during this heat and pandemic. I don't know how I survived the summer. We're expecting another heat wave next week so I'll take advantage of it. * Make sure your hair is loose because if your hair gets caught in the blades it will stop spinning. While it was off, I took the tweezers and pulled out the hair that was wrapped around it. The backlight is interesting, but not necessary. They do not make it easier to apply the essential oil to the pad. It doesn't open. The pipette must be purchased separately.