a valve system is disclosed . the system has a main valve that is adjustable for output flow and pressure . the system also includes an output flow transducer , an output pressure transducer , and a fluid depth transducer . a microcontroller is operatively coupled to the valve , the output flow transducer , the output pressure transducer , and the fluid depth transducer . the microcontroller operates the valve to selectively control the output flow , the output pressure , and the fluid depth according to inputs received from a user .