Hanna Instrument

With an impressive range of features, the HI-98311 pocket tester is unmatched in the marketplace for EC/TDS and temperature measurement.Designed for ease of use with a floating, waterproof case and offer the following features:Measurement of conductivity (EC) and total dissolved solids (TDS) Automatic calibration and temperature compensation Replaceable electrodesKey features• Low range tester for measuring samples such as clean water and tap water• Dual level display for simultaneous readings• Easy to use two button operation• Bright floating waterproof case• Direct contact temperature probe• Replaceable graphite electrode snap-in probe• Removable safety cap