Energy efficient Marineland Reef LED Strip Lights give your reef aquarium the light it needs to shine; while using less power than standard high powered reef lights! Redesigned to be 20% brighter; each Reef LED strip comes with Daylight 14;000K 1 watt LED lamps and Lunar 460nm 1 watt LED lights that help bring out the vibrant colors of your tank inhabitants and give the proper lighting required for live rock and coral to thrive. Added Moonlight LEDs allow you to enhance your aquarium's natural environment with a shimmering night time glow! Includes integrated timer functionality; allowing you to automatically control daytime and moonlight settings Mounting legs adjust to fit aquariums 18 in. to 24 in. wide. Visit our Pet Blogs for fun articles and information about all of your favorite pets!