Hydor Koralia Magnum Water Circulation PumpOur Hydor Koralia Magnum Water Circulation Pump guarantees unbelievable performance with probably the lowest power consumption of any pump on the market. Equipped with an electronic start up system, new technology rotors and propellers, this pump is still compact in size. Now with Hydor Koralia's new patented magnet suction cup support system. Power absorbed is 10-18 watts. This unit is designed to be used with various wavemakers. Ideal for both freshwater and saltwater applications.