HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, +/- 2% Readout Accuracy

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About This Measures electrical conductivity (EC), total dissolved solids (TDS). Exellent for nutrient testing. Four scales: EC: µS, mS; TDS: ppm, ppt Automatic Temperature Compensa tion (ATC) Water resistant Overview Brand : HM Digital Special Feature : Auto-off function, data-hold function, and low-battery indicator Color : White Age Range (Description) : Adult Included Components : Protective cap, 3 x 1.5V button cell batteries (LR44 or equivalent) Outer Material : Plastic Display Type : LCD Product Care Instructions : Wipe Clean Unit Count : 1.0 Count Power Source : Battery Powered Show more