This is the best 120 volt pump available! It will inflate and deflate the buoys at unprecedented speed! The peak pressure is 2.5 psi with a pressure release valve included to allow you to limit the flow to 1.5 psi. The pressure release valve will help prevent you from overfilling your buoys. Four universal valve fittings are included. There is a carry handle and a 10 foot power cord. the pump draws 6.3 amps and produces a volume of 460 liters per minute