Create a 24 hour lighting cycle as nature intended - reducing the stress on your fish. Sunrise, daylight, sunset and moonlight cycles – change at the push of a button with 7 different cycles to choose from.It has a automatic 24 hour timer, just plug the light in and it cycles at the same time everyday. No need to change a bulb - lasts 50,000 hours using long life, low energy cost saving LED's. It is the safe, low voltage, 12 volt power for use with all Reef One aquariums.
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