The 240W HO (High Output) Led Grow Light is specifically designed for vegetative growth. Recommended coverage area is 6 square feet (3"x2"), perfect for your veg/clone area. Bigger area? Just add more lights. This unit has 6 Bands (6 unique color wavelengths) and uses 3W LED diodes for the best possible light penetration. Lighthouse Hydro has formulated their lights to maximize the color spectrum needed for vegetative or flowering growth.