Water Coolers

TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester For Pools, Drinking Water, Aquariums(Grey) Accurate and Reliable: To achieve high accuracy, it is equipped with a high-quality titanium alloy probe, and reliable automatic temperature compensation (atc) ensures that the readings are always accurate at various temperatures. Simple and... TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester For Pools, Drinking Water, Aquariums(Grey)