The perfect pump Seio Super Flow pumps create a gentle flow of water without unnecessary energy consumption. This unique pump was created specifically for water circulation; though it functions in a variety of applications. Designed to provide a high flow rate with low heat emission and quiet operation. These fully submersible pumps feature turbine rotor technology and ceramic shaft and bearings for long-lasting performance. For fresh or saltwater. Size: Pump is 7" long x 2.5" wide x 3.75" high.