Black Dog PhytoMAX-4 16SP 1000 Watt LED Grow Light, 240 VoltPhytoMAX 4 LED Lights Will Give You Superior Yields With 1000 watts, the PhytoMAX 4 16S out performs any 1200W DE HPS with 2125 mol s output. PhytoMAX 4 lights are designed to grow the highest quality and highest quantity harvests. Rather than striving for the highest possible photons per watt, PhytoMAX 4 is designed to give the highest yield per watt while maximizing terpenes, pigments and cannibinoid production. PhytoMAX 4 SP Features Unparalleled