<https://luzchem.com/products/led-series-lamp#product>
<http://schema.org/description>
"These 4 Watt lamps are designed to fit in all LED-Series Photoreactors, delivering exactly the power you need, with the reliability you expect. The lamps are functional for variable power output..\n \nCheck out our published Exposure Standards for spectral information\nIf you have a LZC-Series Photoreactor, please see our LZC Series of lamps."
<https://luzchem.com/products/led-series-lamp>