This circuit board controls a AA battery powered remote that turns on a set of LED lights. The lights can only be turned on 30 times, and for 10 minutes at a
Neutrogena Light Therapy Mask Hack- bypass the counter in 15 Min!- - YouTube
Unlimited Light Therapy Acne Mask Activator, Reusable Device with Unrestricted Count (Rechargeable) by Liihot : Health & Household - Amazon.com