Top Unload Viton sealed system comes complete for use threaded into any 2 inch female NPT bung. Comes with 12 Volt Action Pump, 1 inch x 12 foot discharge hose, Telescoping downtube, all clamps and hose barbs, 20 foot Power cord with Clips. Pump can be run dry with internal bypass and is self priming. Motor is thermally protected to prevent overheating