Aquatic Life 24-Watt 22.5-Inch T5 HO Aquarium Lamp Actinic/Blue, fits 24-Inch and 30-Inch T5HO Light Fixtures Designed for marine fish and corals Ideal for: Acroporas (SPS), Anemones, Clams, Hard Corals (LPS), Leathers, Mushrooms, Polyps, Soft Corals, Xenia Mix of Actinic and Royal Phosphors produces a light spectrum that benefits most corals and enhances fish colors Designed for marine fish and corals Ideal for: Acroporas (SPS), Anemones, Clams, Hard Corals (LPS), Leathers, Mushrooms, Polyps, Soft Corals, Xenia Mix of Actinic and Royal Phosphors produces a light spectrum that benefits most corals and enhances fish colors Fits only 24-Inch and 30-Inch T5HO Light Fixtures