1. Patented item. Light Therapy, Photon Device, LED light therapy 2.12 year experiences 3. Reliable quality 4. Free ... Infrared & Red light probe: Increases collagen production fivefold in the skin, triggering repair mechanisms and stimulating fibroblast cells ... repair service provided. Far less than 1% defective ratio. Sell 3 in 1 Photon Therapy, Photon Device, LED Light Therapy, Photon Massager,