Feature:1. High Performance: Stable self priming, easy to connect to the system, powerful automatic pressure pump, 3.0GPM/11.3LPM extremely efficient, premium copper motor, 0.5A maximum current, more stable operating.2. 50PSI Stop Pressure: When the water outlet of the pump is completely blocked (no water leakage and the pressure reaches the maximum value of 50PSI/3.4BAR), the power supply will be automatically cut off and the pump motor will stop.3. Pressure Switch Control: The pressure switch setting reduces the frequent automatic shutdown of t he equipment and prolongs the life of the equipment. There is an arrow indicating the water flow on the pump surface, pointing to the water outlet side.4. Sturdy Construction: Engineering plastic, sturdy structure, stable heavy equipment, equipped with anti vibration rubber mounting feet to reduce the noise caused by vibration. 360 installation without dead angle, convenient and quick.5. Wide Application: Self priming DC diaphragm pumps are suitable for car washing machines, solar water, remote control water equipment, places that require frequent control switches, places where energy saving, etc.Specification:Item Type: Diaphragm PumpMaterial: Engineering plastic, copper, rubberRated Flow: 11.3LPM/3.0GPMMaximum Current: 0.5AStop Pressure: 50PSI/3.4BARMaximum Lift: Approx. 35m/114.8ftInterface Thread: 1/2inch external thread interface.Package List:1 x Water Pump1 x Manual3 x AccessoryNote:The size is measured manually, there is an error of about 0.5MM.