Deckey 12-Inch RGB 16 Colors Underwater Aquarium LED Fish Tank Light Submersible Aquarium LED Light Air Pump Bubble Light Strip+IR Remote Controller Length:31cm/12.2inches, Voltage: 100-240V 50/60hz. Multi-color Remote Controller offers 16 colors and various light modes: Static/Flash/Strobe/Fade-change/RGB Smooth-change. Leds fully illuminate the air cutian, producing the impressive wall of bubbles. It must be fully submersed and air pump is not included. Great night light for nocturnal viewing.