Award-winning Optimizer Voyage Tri-Light++ combines the power of NASA-inspired LED Chromotherapy and Low Frequency Stimulation to tackle multiple skin concerns for younger looking, brighter and blemish-free skin. New Tri-Light++ features advanced power combo lights to tackle multiple skin concerns. Orange Light: Combines Red & Yellow Light. Best for pigmented and aging skin. Purple Light: Combines Blue & Red Light. Best for sensitive and aging skin or adult acne.