pdt LED therapy beauty machine 7 color lights for salon use and home use lled light therapy
Functions:
Red light 656 nm: eliminate free radicals, promote blood circulation, promote skin regeneration and metabolism;
Blue light 415 nm: calm, anti-inflammatory, sterilization, treatment of acne, allergy and sensitive skin;
Far infrared 830 nm wavelength: with red and blue light, transmission to deeper skin.
