... .warranty 12 months L-55 soft photon equipment SpecificationsPDT soft photon equipment,Light wave : 200-900 nm,red,yellow,green,blue, ... ,1-30hz Energy : 20 J,Removal: Whelk, MaculPDT soft photon equipment Application of every color light: 1.Red light for skin ... :Reduces pigmentation through penetration into base skin layers. Prevents the forming of fleck, gravid and aging pigment to keep skin smooth ...