HM Digital COM-80 + PH-80 Meter COMBO PH TDS EC PPM Pocket Tester HM-500 pH Replacement Probe Fiber Junction Design: Reduces contamination

Fiber Junction Design: Reduces contamination when measuring fertilizer solutions

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Easy measurement: just place the probe in the sample

We believe you shouldn't have to sacrifice this space to filter your drinking water

Scrub the filter’s exterior with a scour pad and clean water—without soap—then rinse thoroughly and replace in the upper chamber

HM Digital COM-80 + PH-80 Meter COMBO PH TDS EC PPM Pocket Tester HM-500 pH Replacement Probe Fiber Junction Design: Reduces contaminationPH 80: pH HydroTester Series The PH 80 has proven to be the MOST reliable pH meter in its price range. It has become a favorite in such applications as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. FEATURES: Measures pH and Temperature One touch automatic digital calibration Water resistant Simultaneous temperature display Large LCD display Automatic Temperature Compensation (ATC) Auto off