The Coralife Lunar Aqualight High Output T5 four lamp light fixtures, are a step up in performance from the Aqualight Dual lamp T5 HO light fixtures. The Lunar Aqualights feature two T5 HO 10,000K daylight lamps and two T5 HO Actinic Lamps, and uniquely adjustable LED moonlights. These lights feature electronic Ballasts, highly polished internal reflectors, adjustable width mounting legs, for high performance, and ease of installation. Run 24 hour lighting cycles with ease, using individual power cords for daylight, actinic and LED bulbs. A fan keeps temperatures under control, for long life. Powder-coated aluminum housing is stylish yet resists salt corrosion. Acrylic splash lens increases longevity of inner components.