Attwood Waterbuster Cordless Pump is a stand alone water pump useful for removing unwanted water in boats, fish tanks, kayaks, sinks and anywhere water is trapped and needs to be pumped out. Runs up to 5 hours and pumps 200 gallons per hour on three alkaline D batteries. Excellent for use as a portable pump-out device for paddle boats, inflatables and kayaks. Waterbuster pumps include 42" hose which wraps around pump housing for convenient storage and male fitting for attaching a garden hose.