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 Pump Material: Engineering plastic, copper, rubber Rated Flow: 11.3LPM/3.0GPM Maximum Current: 0.5A Stop Pressure: 50PSI/3.4BAR Maximum Lift: Approx. 35m/114.8ft Interface Thread: 1/2inch external thread interface. Package List: 1 x Water Pump1 x Manual3 x Accessory Note: The size is measured manually, there is an error of about 0.5MM.