Propumps 12V Diaphragm Pump 70PSI 0.8 GPM 3.1L Elbow Port Water Agricultural Sprayer Marine RV Lawn Free Shipping On demand pressure switch, max pressure 70PSI to stop automatically, intermittent. 0.8GPM, 3.1L/min flow rate. Elbow 3/8 hose barb inlet outlet. For agricultural sprayer, garden watering, RV, camper, caravan, marine. Self prime of vertical lift 1m, liquid temperature up to 145F, thermally protection. Run dry without damage, corrosion resistant.