Enhance the beauty of your aquarium with this Coralife Actinic Bluelight 21" (Staright Pin Base) Lot Of 10 Unopened BRAND NEW. The light is perfect for all water types and is a great addition to your fish tank. This Fish Tank Light by Coralife is known for its exceptional features, especially the Actinic feature which provides a unique glow to your aquarium. If you are looking for a reliable and high-quality light for your aquarium, this is the one to go for. Get it now and make your aquarium shine!