Mars Hydro SP 6500 Samsung LM301B OSRAM 650W CO2 Greenhouse LED Grow LightQUICK OVERVIEW SP6500, as one of the huge single bar LED grow lights, installed with top quality Samsung LM301B diodes, designed with enhanced red in broad spectrum light, emits the highest central PPF and has the superb penetration that its major applications are for high wire plants and greenhouses. Wattage 650w Veg Coverage 4x5 ft Flower Coverage 3x5 ft Featuring a thick aluminum passive heat sink and densely arranged chips, the SP Series provides