Penn Plax Cascade Ultra-Bright Submersible Accented Small and Nano Aquarium LED Light - Blue - L:4 X W:1 X H:1 Inch

Penn-Plax Cascade Ultra Bright Blue LED Light – A high-output blue LED light for aquariums that casts a cool blue glow throughout the tank. It’s perfect for night viewing or simulating a moonlight ambiance, helping to bring out the colors of fluorescent decor or glo-fish. This energy-efficient lamp attaches inside the tank with suction cups and is fully submersible, adding brilliant illumination that is safe for fish and plants.