Power-Glo Fluorescent Aquarium Bulb is a high intensity bulb that provides
rigid illumination required by corals and freshwater plants. Fish colors are
intensified while the deep marine spectrum stimulates growth of macro marine
algae and other plants. Use Power-Glo in a wide range of habitats including
aquariums, terrariums and vivariums. 40 Watt 48" (120cm), T8 (32.5mm diam).