MARS HYDRO SP150 Full Spectrum LED with 3x2ft CoverageMARS HYDRO SP150 with 3x2ft Coverage, Epistar LED chips, Full Spectrum, No driver, with suspending accessories, IP65 Waterproof LED Grow LightsWaterproof LED board for the Mars SP 150 growing lamp, making it work within high humidity greenhouse growing environment, 50% longer lifespan compared with other brand lights. Boom Yield Grow Light For PlantsNewest SMD LED technology can get an average yield of 1. 8g w (power draw), 2. 0mol J increase your