●Flow rate (GPH): 1100 GPH, Voltage: 12V, Hose connection: 1-1/8" (29 mm) ●The 12 volt bilge pump features an optimized impeller design for greater water flow, higher flow rates and improved pumping performance. ●Snap-in filter base, easy to install and disassemble, quiet, no vibration. ●Fully submersible, quiet, efficient and long engine life. Quiet operation and a little fire protection. ●Stainless steel shaft, fully submersible, rust and corrosion resistant, separate float switch required.