The IntelliChem Commercial Water Chemistry Controller continuously monitors your pH and chemical levels and automatically delivers just the required amount of chemicals to keep pools clearer and always ready to enjoy.\xa0 For ultimate control and convenience, use the included ScreenLogic2® PC Interface to keep track of pH and ORP levels and make adjustments wherever you are. The IntelliChem controller is also compatible with IntelliChlor® Salt Chlorine Generators, liquid feed pumps and CO2 systems.