Ideal for larger ponds or fountains, this fogger features a triple membrane and sets of LED lights in blue, red and yellow that change every few seconds for continued surprises. Triple membrane fogging machines with LED lights for a backdrop will output the magic in a pond or fountain. Incorporates a float ring that keeps the unit below water for maximum enjoyment. This fogger uses no chemicals, making it safe for fish and other aquatic life. This water fogger uses the water from your pond or large water body to create a beautiful fog, without heating the water or making it unsafe for fish.