Technical Features: Flows: 35(GPH)at most. Currents: 1-2A Voltage: 12V Shut off pressure: 5-9 P.S.I. Ideal as a fuel transfer pump Dependable construction Quiet operation Self priming Gasoline only Flow rate is 35 gallons per hour (GPH) Inlet and outlet size is 5/16 inch Package Included: Micro external pump*1pcs Fittings*2pcs Bolts*2pcs Yellow Caps*4pcs Advantages: High quality polymer Internal pressure regulating Solid-state worry free electronics Universal design allows for easy installation .