415nm Saber Mirco-Z1 5mm Square LED Module - 625 mw
For LED Light Therapy, Blue 415nm has more clinical studies, evidence and proven results than any other wavelength in the Blue light spectrum. Whilst... | By Dermalux LED - Facebook
50W Purple 415nm~420nm UV LED + PCB for DIY Lamp Spot Light Bulb Curing Aquarium | eBay