Watering configuration: much the same, additional sprinklers and timers are required 12V DC reflux diaphragm pump 550, the price is the price of a pump, without other accessories Maximum pressure: 0.48MP. Voltage: 12V, current: at least 2A, measured 1A is not able to bring Suction: 3 meters or so, preferably 2 meters (no problem if the vertical height is 1.5…