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The product uses 48 LED lamp beads, and the light wavelengths are 630nm&650nm&470nm red light and blue light respectively. Blue light calms the skin, promotes hair follicle growth, and protects the scalp.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.