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Digital Hydro Quality Tester Meter, Measures EC/TDS, Temperature Testing, Water Resistant, Factory Calibrated
HM Digital COM80 Hydro Quality Tester Meter. Measures EC/TDS. Temperature Testing. Water Resistant. Factory Calibrated. Economically priced. Reliable EC/TDS meter that is ideal for testing applications such as hydroponics and gardening, pools and spas, aquariums and reef tanks, water ionizers, drinking water and more.