Description: The diaphragm pump is wide applied to liquid transfer, spraying, circulation, filtration and dispensing. Current: 3.5A; Pump Suction: 1.5 meters; Pump Lift: Approx. 50 meters Powered by DC 12V while the Max Head 50m and Power 60W, low consumption but high efficiency will do a perfect job for you! Self-priming--allows it to be mounted above tank; able to run dry. 304 stainless steel screws, 100% copper wire, high-grade insulation jacket, energy saving and environmental protection, long service life. Specification: Material: plastic + copper + stainless steel Voltage: DC12V Current: 3.5A Power:60W Max Working Pressure: 5bar(75psi) Water Flow: 4L/min Speed: 2800-4200 (r/min) Suction Height: 1.5m Head: 50m Size:145x95x60 mm / 5.70x3.74x2.36 inch Inlet Nozzle: ?10mm Outlet Nozzle: ?10mm Length: approx. 36 cm Weight: 600g Package Includes: 1 Piece water pump Note: Since the size above is measured by hand, the size of the actual item could be slightly different from the size above