Hach Pocket Pro ORP Tester

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The Hach Pocket Pro ORP Tester is the convenient and easy to use solution to water testing for oxidation-reduction potential. Take the guesswork out of water maintenance, and use t he digital tester that is easy to calibrate with accurate results that use built in diagnostics. This tester operates off of 4 easy to replace AAA batteries. Not only is this tester easy to use, but it can also be operated in other languages including French, German, Italian, and Spanish. Show more