... .200-900nm light 4.photon led skin rejuvenation 5.Skin Tightening Product name, photon led skin rejuvenationSpecification:Voltage: AC110V/AV220VLight: Red ... cold light, and could not produce high temperature, and could not burnt skin. Transfer light energy into cell internal ... effects of repair aging skin, acne skin, skin patches, wrinkled skin, allergies and the sun burns the skin, what's more, ...