AGPtek 38M 18 LED Underwater Submersible Aquarium Fish Tank Air Bubble Tube Light 16 RGB Colors Changing with Remote controller 36CM long led strip and air-stone combination that adds a whole new decorative dimension to any aquarium. 18LEDS fully illuminate the air curtain, producing the impressive wall of bubbles. Each unit use a low wattage led lamps and low voltage transformer. Beautiful night light for nocturnal viewing. Self-weighted, quick assemble and install in your aquarium, suitable for fresh and saltwater aquarium.