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Mammoth lighting has released a folding LED...https://mammothlighting.com/products/new-preorder-mammoth-lighting-fold-series-800w-600w-samsung-lm301b-diodes?variant=31985995743306 PPF: 1700 - 2200µmol/s Voltage: AC100-277V 50-60Hz LEDs: 2,880 SAMSUNG LM301B diodes Spectrum: 3500K + 660nm LED...

Major issues right out of the box....low Umol output, and non working "boost" mode on both brand new lights! I bought these through ledgrowlightdepot.com and they have NOT been helpful in helping me resolve this issue more. It's been a week and i have yet to hear from GROWER's CHOICE!