Air VOlume 5500 cu.in/min Max wate depth 9.6´ Noise level 45dba Watts 50 Weight 14 lbs Tubing (not included) 3/4” I.D. Pressure 5.66psi Oxygenating ponds and aquariums for cleaner aquatic environment Promoting healthier fish and aquatic plant fish Increasing the breakdown of fish waste Preventing icing ove in ooutdoor ponds Driving Protein Skimmers