OYO WATER Aquarium LED Light 24 Inch with Timer, 24/7 Cycle, 5 Dimmable Brightness, Sunrise/Sunset Simulation for 10/20/30/55 Gallon Fish Tank

24/7 Preprogrammed Setting:"Set once and never touch anything again". This mode of aquarium light will free your hands and never be borthed by daily settings. The fish tank light comes on with a faint orange light as if sunsrise and graduates brighter in the day and dulls down and turns blue around 10:00. This natural living conditions will promote the vitality of your fishes and ensures optimum plant growth.

Built-in Timer: You can set your desired time period by this mode.This fish tank light has a 6,8，10 and 12 hour Timer setting. The light will be off except setting time to avoid algae and also good for energy-saving.

DIY Mode: Color and intesity level can be selected manually according to your demand."Color cycle" is available after yellow, and it will cycle through all the colors and create a romantic atomosphere.

5 Adjustable Intensity: The aquarium light intensity of each color can be adjusted. Different intensity to fit for different plants requirement.

Ultra Slim Aquarium Light with Extendable Bracket: Sliding brackets allow quick and easy adjustments to fit most rimless and framed aquariums. Each side is 8 inches extendable.