• Large LCD displays pH or mV and Temperature simultaneously• Microprocessor provides for Automatic Buffer recognition• Memory stores 25 readings• Automatic Temperature Compensationvia Pt-100 sensor built into electrode• Unit is completely waterproof when electrodeis connected to the meter• Low Battery indicator and Auto Power off• Rugged design for handheld or wall mount (magnetic back)• Specifically designed for fast response measurement• Complete with waterproof meter, pH electrode, protectiveholster, pH 4 & 7 buffers (1 pouch ea.), and 9V battery• Select PH220-C Kit to include ATC pH polycarbonate electrode(12mm diameter) with 39" (1m) cable