Deckey 12 Inch RGB LED light Underwater LED Aquarium Light Strip & Airstone for Aquarium Fish Tank Flood Lights Length:31cm/12.2inches, Voltage: 110-240V/DC12V-1A. 12 leds, this light will gradually change colors and slowly flicker. Produces the impressive multi-color air curtain. Quick assemble and install in your aquarium, suitable for fresh and saltwater aquarium. Great night light for nocturnal viewing.