Black Dog PhytoMAX-4 8SP 500 Watt LED Grow LightPhytoMAX 4 LED Lights Will Give You Superior Yields At 500 watts, the PhytoMAX 4 8S light delivers 1063 mol s of light, perfect for medium size coverage areas. 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 potency roduction. PhytoMAX 4 SP Features Unparalleled Yield and