... easy and no requirement of clinical professional.2. ApplicationA)Red Light EffectAnti-aging, skin rejuvenation, skin tighting. promote collagen. Whiten, ... .such freckle, chloasma, aged spots, sunburn.etc.B)Blue Light EffectAcne removal, diminish inflammation, purity skin. Repair the senstive ... ) in one machine, just press the button to control the color of the light.4.All the 99% high purity LED ...