Coralife Dual Fixture High Output T5 Aquarium Light FixtureCoralife Dual Fixture High Output T5 Aquarium Light Fixture provides significantly more light than traditional fluorescent fixtures. A great way to bring out the natural beauty of your aquarium. Adjustable legs allow you to adjust the fixture to meet your aquarium needs. The fixture includes 10,000k daylight & actinic blue light high output lamps ideal for use in saltwater, freshwater and reef aquariums. The low profile, sleek design doesn't distract from your aquarium's natural beauty. The high output daylight bulb simulates the natural sunlight glow while the blue light bulb emulates the softer shades of blue light found at dawn, dusk and in deeper water..