Deckey RGB Multi-color 18-Inch 16 Colors Changing Underwater Submersible Aquarium LED Light Air Pump Bubble Light Strip Fish Tank Fountain Light + Remote Controller Length:46cm/18.1inches, Voltage: 100-240V 50/60hz. 18 led,5W ,make sure this aquarium light is very bright. Come with a remote controller. The controller include offers 16 colors/ fading etc.,which creat a beautiful effect in the aquarium. Strong waterproof performance, Waterproof IP68. Leds fully illuminate the air cutian, producing the impressive wall of bubbles.