The Ultra Sun 1000 Watt Metal Halide (MH) 7500K Blue Enhanced Performance lamp offers extra emphasis in the blue and violet spectrum. This line of Ultra Sun lamps are exceptional for vegetative growth and for the final fruiting and flowering stages of a plant’s development. These lamps have been specifically engineered for indoor horticulture applications. Ultra Sun® lamps are very high quality, feature robust construction and have excellent reliability at an economical price. Buy your Ultra Sun 1000 Watt Metal Halide and enjoy the savings without sacrificing quality. If you need assistance in determining if this bulb is right for your set up give us a call and we will be happy to assist you!