... Therapy2.Acne Treatment2.Skin Rejuvenation3.Red & Blue LED Red light (640nm:To promote metabolism, speed up blood circulation, improve ... skin collagen, enhance skin elasticity, smooth tiny wrinkle. Blue light(470nm):To kill the bacteria, purify skin, activate cell, ... hair losing for hair follicle aging.Recover the face nerve with light pathological changes Repair the wounded skin, repair the skin ...