Rule Aquacharge Xtreme Cordless Water Pump, Yellow/Black Cordless Water Pump Capable Of Pumping 600 Gallons Per Charge Pumps Of To 17Ft Head Height - Perfect For Back-Up Sump Pump Runs On Safe Low Voltage Battery Long Lasting Rechargeable Ni-Mh Battery Durable And Fully Submersible Up To 6 Feet