Enhance the aesthetic appeal of your aquarium and provide much needed oxygen to its inhabitants with this exciting and unique aquarium decoration. Hand-crafted and painted, the Bubbling LED Volcano ornament houses a glowing LED light and airstone which creates an eruption of oxygen rich bubbles when combined with an external air pump (sold separately). This decoration is constructed from non-toxic materials that are safe for both freshwater and saltwater applications. Includes airline tubing and LED power supply. 3.5" x 3.5" x 2.5"