Marineland LED Light Hoods are for "fish only" marine tanks or for freshwater low light planted tanks. This could also be used as an excellent light for a refugium system. Note - these hoods are not intended for reef tanks. Daylight LEDs create a shimmering light that mimics the natural underwater effect of sunlight. Nightlight LEDs allow for nighttime enjoyment of the aquarium. 3-position switch: On, Blue, Off. The LED Aquarium Hoods fit most aquarium manufacturer's tanks on the market.
Hinged top for easy access and feeding
Energy efficient - saves money on your electric bill
Adaptable for use with heaters, filters and accessories
No mercury in LEDs are long lasting & better for the environment
20" x 10" LED Hood - 10, 16 Extra High and 20 Gallon Extra High.24" x 12" LED Hood - 15, 20 High, Note: Use two 24 x 12 LED Hoods for 48 x 13 aquariums such as 40, 55 and 60 Gallon.30" x 12" LED Hood - 20 Long, 29 and 37 Gallon.