1Use LED lights to emit a specific wavelength of red blue light, directly act on the deep bottom of skin, exterminate bacteria, relieve inflammation, repair damage tissue, stimulate the fascia layer to produce a large amount of collagen, so that you can g 2Red light (625 nm)-promote blood circulation, promote cell regeneration, alleviate pain, promote effective ingredients activity, improve skin tone. 3Blue light (415 nm)-Calm skin, kill acne bacteria and treat acne, regulate secretion of excess oil, calm allergic skin. 4Red + Blue light (625 nm + 415 nm)-The enhanced nursing light source which red light and blue light work at the same time, can promote the growth of the skin cells, peel off the aging cuticle, remove the yellow and dark skin tone, to get tender skin as a 5Red light+Green light(625nm+520nm)-The specially treated wavelength of 590nm improves cell oxygen exchange, replenishes skin cells, decomposes pigments, promotes lymphatic detoxification, improves skin roughness, wrinkles, treats skin redness, fever, phl