Conductivity and Total Dissolved Solids measurements have never been easier. DiST’s ease-of-use, in combination with its affordability, made it the standard in EC and TDS measurement. Hanna continues the tradition of innovation with the DiSTÂ® 5. For this series, we have included all the features you have asked for and more! The DiST 5 includes features such as a replaceable graphite electrode, adjustable TDS ratio, temperature in Â°C or Â°F, automatic temperature compensation (ATC) with adjustable Ã, battery level indicator, stability indicator, automatic shut-off and automatic calibrating all in a floating, waterproof casing. This 3-in-1 tester is unmatched in EC/TDS/Temperature measurements!