Satisfaction Guarantee: If you have any questions, please contact us in time. We offer a 1 year free warranty. ATTENTION: In order to achieve better results, unlike other mask with less than 150 lamp beads, we have placed more than 192 lamp beads in it, the product weight will increase accordingly, and the comfort will decrease. Designed For face & Neck Beautification: There are no side effects and offers pure light and energy for skin care,which is suitable for all skin types ltra simple way to use. (NOTE: Do not use if you have a thyroid condition or have an eye condition). Safety & Comfortable & Eco-Friendly: Our light therapy face mask uses the latest in light irradiation technology and quality materials.We ensure the safety of families and well-being of the earth against dangerous chemicals, such as chemicals that can cause many different illnesses, please feel free to buy with confidence!. 7 Color LED Mask: Red Light(630nm)-Increase Blood Circulation and Collagen Production, Whitening (effects for melasma); Blue Light(470nm)-Calms and Tightens Skin; Green Light(520nm)-Improve Pigmentation, inhibit The formation Of Melanin Pigment, Reduce Wrinkle and Fine Lines, Anti-Aging; Yellow Light(590nm)-Smooth Skin and Reduces Redness; Purple Light(390nm)-Relaxing, Improves Lymph Metabolism - Cyanine Light(415nm-520nm)-Soothing, Can Help Allergies; NEW White Light- Accelerate Tissue Metabol. Salon-Level Skin Care and Treatment: Use natural light waves, which are transmitted by LEDs into the skin. Solve stubborn skin problems. Can reduce and prevent wrinkles,prevents moisture-loss, minimizes pores, helps fight fatty areas.Repair skin,allowing you to regain white, firming, elastic and youthful skin.