Made to medical device directives, our portable Body Patch delivers the same clinically-proven wavelengths as our prestigious professional salon machines. Red 633nm and near-infrared 830nm are the most clinically-proven wavelengths for skin health, rejuvenation, and recovery, with 830nm achieving the quickest results and client satisfaction. Dermstore has partnered with Flex to allow you to use your Health Savings Account (HSA) or Flexible Spending Account (FSA). This means you can now use your HSA or FSA debit card to buy The Light Salon products with pre-tax dollars, resulting in net savings of 30-40%, depending on your tax bracket. Eligible for HSA/FSA with a letter of medical necessity at checkout. From dermatologist-recommended treatments to solutions for chronic skin conditions like acne, eczema, and rosacea, these products are both effective and eligible. | The Light Salon Boost LED Patch | Dermstore