Diaphragm Pump, Operating Pressure (Maximum) 35 psi, Air Intake Connection Type Barbed, Diaphragm Chamber Design 2, Diaphragm Material Santoprene, Check Valve Material Viton, Discharge Connection Size 3/8 in, Discharge Connection Type Barbed, Flow Rate (Maximum) 1 gpm, Housing Material Polypropylene, Intake Connection Size 3/8 in, Intake Connection Type Barbed, Nameplate Voltage 24V DC, Pump Operation Type Electric, Pressure Switch No, Manufacturers Warranty Length 1 Year