Sleek, streamlined hang-on tank HQI metal halide fixture. Features a 150 watt 14,000K double ended HQI metal halide lamp. You can position the light in 3 different ways. Includes a heavy duty mounting bracket, external ballast with on/off switch, cooling fan, highly polished reflector, glass lens cover, 12 foot lamp cord, 6 foot power cord and a ventilation grill. The double ended lamp provides the highest light per watt available. Full spectrum, cool blue white light penetrates deep into the aquarium. Brings out the vibrant colors and gives the perfect kind of lighting for all corals and other marine life.