Mei Apothecary Triple Threat LED Gua Sha Beauty Tool - Lifts and Contours, Firms and Massages, Aids in Penetration of Skincare Products, Gives Skin a Healthy Glow. For All Skin Types. Healthy Skin is Happy Skin. Features LED + Heat + Sonic Technology. Clean, Non-Toxic, Vegan, Cruelty-Free, Effective. Contents: 1 Gua Sha beauty Tool. This Gua Sha tool combines top-of-the-line technology for maximum results. Highlights: Red Light: Proven by NASA, red LED helps boost collagen production while reducing inflammation. Sonic Vibrations: With over 8000 revolutions per minute, sonic vibrations massage the face and aid in product penetration. Heat: With a temperature of 107° Fahrenheit, heat helps relax the muscles and boost blood circulation.