Cree is aiming at horticulture lighting with a 660nm red led that is 6% more efficient than its XP-G3 Photo Red S Line devices. Called the XP-L Photo Red S Line, “this extra performance can be used to ...
and wavelengths of light and power (irradiance). Choose one that targets your skincare goals. Whether you’ll use it regularly Because LED face masks are so expensive, make sure you’re ...
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