... , moisture, oxygen, and other nutrients of the skin can be supplied, collagen regeneration and rearrangement are also ... and improve oily skin.2. Skin care: skin white and rejuvenation, black eyes, improve the dull skin, completely remove skin dirt and skin nutrition. ... injury, legacy scar of surgery, acne scars and skin allergy.Technological Advantages1. Carring with specialized LED illuminators, ...