... , Blood Vessels Removal, Pigment Removal, Skin Rejuvenation, Skin Tightening, Wrinkle RemoverPDT skin rejuvenation beauty equipment:Light color: red ... 200~900 nmFrequency: 1~30 HzSoft photon equipment DescriptionPhotodynamic is cold light, and could not produce high heating, and ... skin, allergic and the sun brines the skin, what is more, which is could not bring any harm or uncomfortable to the ...