"Luce 4T LED Facial Therapy Wand FEATURES Made of aluminum globaloy, the LUCE 4T exercises four types of therapy: Microcurrent Therapy: Uses low-level electrical currents to stimulate the muscles under the skin. This currency is responsible for the purpose of the creation of eappearanceinalin and collagen which keeps skin supple https://www.ebay.com/itm/265367157618