Additional Features * Ceramic shaft is oil-free, magnetic-driven, epoxy protected * Ceramic impeller shafts for long life * Submersible water pump is reliable and quiet * Available in 400 to 1500 GPH sizes Extremely versatile, the Alpine Stream Pump can be used in large, resin statuaries and birdbaths with moving water, waterfalls, and water gardening applications. The ceramic shaft is oil-free, magnetic-driven, epoxy protected and the ceramic impeller shafts for long life. The Alpine Stream Pump is a submersible pump and very quiet. It"s also energy efficient, includes a flow control and has a one year warranty. Available in a variety of sizes, it can pump 400 to 1500 gallons per hour depending on the size of the pump. 400 GPH Pump * Watts: 25 * Max head: 8 ft. 2 inch * Measures: 3L x 3W x 5H inches 550 GPH Pump * Watts: 45 * Max head: 9 ft. 8 inch * Measures: 3L x 4W x 6H inches 900 GPH Pump * Watts: 60 * Max head: 11 ft. 4 inch * Measures: 3L x 5W x 6H inches 1500 GPH Pump * Watts: 99 * Max head: 13 ft. 1 inch * Measures: 4L x 5W x 7H inches * Extremely versatile stream pump * Use in large, resin statuary with moving water * Can be used in birdbaths of the same design * Also works with waterfalls and water gardening applications * Energy efficient pump includes flow control * Comes with a 1 year warranty