Unveiling Grower’s Choice next generation of high-intensity commercial horticulture LED fixtures, the ROI-E720By far the most powerful led in its class with a standard ppf of 1870 umol/s and a “BOOST” mode that raises the output to 2050 umol/s , for professional cultivators who demand ultimate ppf output.The ROI-E720 was engineered with greater dimensions to provide more versatility and better canopy coverage, especially to the outer edges of 4’x4’ cultivation areas.The ROI-E720 is IP65 water resistant rated and UL 8800 certified. With unbeatab