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Amazon.com: HQRP 13.8W 225 LED Blue Spectrum Hydroponic Plant Grow Light Panel/Lamp + Sun Meter : Patio, Lawn & Garden
Do LED smart lights emit blue light even when the visible light is red (or any other color)? - Quora
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electromagnetic radiation - Why does the LED light colour spectrum spike in the blue and green wavelengths but CFL lights have lots of smaller spikes across a few wavelengths? - Physics Stack Exchange
Do LED smart lights emit blue light even when the visible light is red (or any other color)? - Quora
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