Metal halide light bulbs and high pressure sodium light bulbs are used throughout the industry as the first option in commercial lighting. With it's nice bright white light the metal halide light bulb is the choice for warehouse lighting, sports lighting, parking lot lighting, gas station lighting as well as a popular choice for indoor lighting applications. Most grocery store and shopping malls are selecting Metal halide as their choice for lighting. Metal halide now come in the energy efficient wattages to help you watch your power bills. High pressure sodium lighting is widely used for roadway lighting. Which includes highways and street lighting. Most of today's of grocery stores also choose High pressure sodium lighting for their grocery stores because of the lower maintenance cost. If you need outdoor lighting for any application Metal halide lighting or High pressure sodium lighting should be your first choice.