... , Pigment Removal, Skin Rejuvenation, Skin Tightening, Whitening, Wrinkle Remover Characteristics:Acne Treatment, Dark Circles, Pigment Removal, Skin Rejuvenation, Skin Tightening, Whitening, Wrinkle Remover Function:1. Spurt ... oxygen; To supplement oxygen for the skin.2. Inject oxygen;Activate ...