Water Diaphragm Self Priming Pump 3.0 Gallons/min (11.3 Lpm) 45 PSI New Rv / Marine 12 Volt Dc / 12 V Demand Fresh (1)Diaphragm Pump,(1) set of instructions,(2) 1/2" barbed hose adaptors,(1) 50 mesh inlet strainer 3.0 Gallons Per Minute capacity flow, and 45 PSI pressure setting Self priming, smooth, silent operation and can run dry without damage Voltage: 12 VDC Dimensions: 7.84" X 5.00" X 4.62" Amps: 3.0 (6.0 Max. Amps) 4-Year Warranty