FOR AUTOMATIC WATER SUPPLY.USER BENEFITS:For automatic water supply, for garden irrigation and groundwater pumping as well as pumping, pumping empty, circulation of clear water.Pressure vessel for energy-saving and low-noise provision of water.Pressure switch at the tank for automatic activation in case of increased water demand.Maintenance-free capacitor motor.Overload protection: protects the motor from overheating.High-quality slip seal system for long service life.Separate water filling opening for simple operation of the pump.Water drain plug (removable without tools) for protection in case of frost.For garden irrigation with 1 or 2 sprinklers.For single phase alternating current.