... on removing wrinkle, ance, speckle, spots, skin rejuvenation, skin tightening, skin whitening 1: function:Red light: the red light could be ... removal, injured skin recovery could be achieved.Blue light: the blue light can inhibit the inflammation, kill ance bacillus, so ... ance removal could be achieved.Mixed light: the mixed light composed of red light and blue light could be used for improving the ...