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HM Digital COM-80 EC/TDS/Temp Waterproof Hydro Tester

COM-80: EC/TDS HydroTester Series The COM-80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES: Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing Four scales: EC: µS, mS; TDS: ppm, 0.5 (NaCl) & 0.7 (442™) Automatic Temperature Compensation (ATC) Water resistant Digital Calibration (push button) to any point within the meter’s range Auto-off function, data-hold function and low-battery indicator Display: large and easy-to-read LCD screen includes simultaneous temperature reading. Factory Calibrated: The COM-80 meter is calibrated with a 1413 µS solution. Includes a protective cap and batteries