Features:It can work for a short time without water. (No morethan 30 minutes)Made of high quality bearing, smooth rotation, long lifespan.Convenient installation, exquisite workmanship, small size, light weight, large flow, high pressure and stable performance.This water pump with a pressure switch will be automatically cut off when the water outlet is over pressure.Suitable for use in water pump, welding gun cooling, water drill adding water, cleaning, spraying, etc.Specifications:Voltage: DC 12VCurrent: 6APower: 70WMax Flow: 0.1-6L/minColor: BlackPressure setting: 0.9MPASuction head: 1-2meterDischarge head: 70meterDrive mode: ElectricApplication: BoostpumpPump shaft position: HorizontalNumber of impeller: Single stageImpeller suction: Single suctionPrinciple:Diaphragm pumpPerformance: High pressureApplicable media: 0-100 water, PH5-8 Water solvent, OilWeight: Approx. 640gPackage Included:1 x Self Priming PumpNote: 1. Irrespective of positive or negative pole of power leads.2. Installed in a dry, well-ventilated location and can't work in water.