... equipment 5.warranty 12 months L-55 soft photon equipment SpecificationsPDT soft photon equipment,Light wave : 200-900 nm,red,yellow,green ... ,purple,laser,1-30hz Energy : 20 J,Removal: Whelk, MaculPDT soft photon equipment Application of every color light: 1.Red light ... skin, let the patient get relaxed from hard work.6.Orange light is used to improve the metabolism for the skin ...