Lighthouse Hydro has responded to your requests. The 500W unit now comes in a Veg model. This 500W HO (High Output) unit covers 12 square feet (3"x4"). 168 individual 3W LED Diodes in a light this size is extremely effective for your vegetative grow. 6 bands (unique color wavelengths) of light are used to optimize the light that clones and vegetative plants require. Lighthouse Hydro has formulated their lights to maximize the color spectrum needed for vegetative or flowering growth.