● Color LCD display, display real-time pressure, set pressure, working time, pump status, water source status and working mode, etc., display information is comprehensive. ● Four setting buttons, the human-machine interface is easy to use and almost does not rely on the manual. ● Water shortage protection mode and general application mode can be set. ● It is equipped with high water pressure protection function and water shortage protection function. The water shortage protection uses an independent flow sensor, making the function realization more reliable. ● It has a scheduled maintenance function ● Models with overload protection can be selected.