This Elemental Solutions® H2O Pump features waterproof motor casing, a durable ceramic shaft, corrosion-resistant housing and an adjustable flow rate. Able to operate in-line or submerged, the 16-watt H2O Pump includes one 1/2-inch and two 3/4-inch fittings and pushes 291 gallons per hour with a maximum head of 5.9 feet. This product is UL-listed and carries a one-year warranty.