Labnic Ion Concentration Meter measures potassium ion concentration and pH in water, food, and sewage. It offers a range of -2.00 to 18.00 pH, 0.00 to 14.00 pX, and up to 19990 units of concentration. With temperature compensation, a waterproof LCD, and IP54 protection, it ensures accuracy and reliability. https://www.labnic.com/ion-concentration-meter/lbn-im197