... cells. Solve 3 troubles in beauty field:With no use any injectors, by orientation, layer-oriented, ration, to ... let theequipment match with the skin care products, very special.LEDBlue light wavelength: 415nm +/- 10nmTreating the acne problem, absorb by ... area, it combined with Chinese traditional needle therapy stimulate special point(Chinese acupoint), simulate massage, tapping, Chinese Scraping, ...