The Coralife Super Luft Air Pump produces a high-pressure output perfect for protein skimmers ozone/oxygen reactors and other high-pressure/high-flow devices. Also suitable for limewood and other airstones foam filters corner filters under-gravel filters and air-driven ornaments especially in deep-water applications. Ideal for high-resistance and multiple output applications. Magnetic piston pump. High flow rate. Great for multiple aquarium setups. Energy-efficient design. Removable air filter. Adjustable 4-outlet metal valve. 6-outlet plastic valve. Vibration-dampening rubber base for quiet operation. Heavy duty powder-coated aluminum housing. One year limited warranty. Power Supply: 120V / 60Hz. Output Pressure: 2.9 PSI. Output Flow Rate: 1.34 cubic feet/min (38 liters/min). Wattage: 22W. Amperage: 0.2A. Dimensions: 5"" L x 3"" W x 4"" H.