Best Quantum Board LED:HLG Quantum Board LED Grow Light Review
HORTICULTURAL LIGHTING GROUP HLG 550 V2 Horticulture Lighting Group 550 V2 Uses 480 watts — save over 50% on your electric bill over HID lights Dimmable to 240 watts — save even more when you don’t need the full output Incredible output — PPF of 1257 μmol/s is an amazing output for only 480 watts of power consumption Equivalent to a 1000 watt HID system — but costs far less to operate and generates far less heat, too Perfect spectrum for plants — 3500K white light plus 660 nm deep red 4.5 by 4.5 foot core coverage — with an even light spread, due to the diodes being spread out over the large fixture QB-288 quantum boards — with Samsung LM301B 3500K white and Osram top-bin 660 nm deep red diodes Meanwell driver — best driver on the market, dimmable to 50% intensity 2.6 μmol/joule (and 168 Lm/W) — one of the most efficient lights on the market Daisy chain — connect several lights together and run them from a single outlet 3 year warranty...