_The Hanna pHep®4 waterproof tester is an advanced meter that has many features found in more expensive portable and benchtop meters. This ergonomic meter features automatic one or two point calibration to known buffer, automatic temperature compensation, battery percent level indicator at start up, and a stability indicator to alert the user when a stable reading has been obtained. The large multi level LCD display that shows both pH and temperature simultaneously. The pHep®4 tester also features a replaceable pH probe that has a unique extendable cloth junction to clear any clogging that occurs.
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