This Active Aqua submersible pumps designed specifically for hydroponic systems. Powerful mag drive construction, removable foam filters and impellers, included indoor/outdoor use. Oil free/environmentally safe. 1-year warranty. Recommended for 55-gallon reservoir. Easy open shroud for filter replacement. Rubber mounting feet reduce vibration. 10-Feet heavy duty power cord. c-UL-us listed. 1/2-inch, 3/4-inch and 1-inch fitting. 45-Watts, 120-VAC, 35-liter per minute, 120-voltage. 550-GPH, maximum amperage is 0.4. This product weighs 3.1-pound. Measures 8-2/5-inch length by 3-2/5-inch width by 6-2/5-inch height.