Usage Tips:Features: The maximum flow rate is 6 liters/minute, and the flow rate can be adjusted from 0.1-6 liters/minute according to different needs. Adjustment. The pressure for protection is: pressure switch power-off for protection. Working mode: Intermittent work (continuous working for time is different under different working pressures) Features of pressure switch type: When the water outlet is closed, the power supply will be automatically cut off and the motor will stop. After the water outlet is turned on, it will automatically turn on the power and the motor will run. There are strict requirements on the size of the water spray holes, otherwise the pump will not work normally or even damage the motor or water pump. Scope of application: car washing machines, sprayers, solar water supply, remote automatic control of water supply and disconnection, automatic control of water supply and disconnection through other auxiliary equipment, frequent switching and energy saving, etc. Specifications: Material:Plastic Type:1,2,3 Size:Approx.16510062mm/6.50x3.94x2.44in Voltage: 12V Power: 72W Flow : 6L/min(MAX) Net Weight:573g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Water Pressure Diaphragm Pump