HM Digital TDS Tester – Pocket-Size Water Quality Meter, Factory Calibrated maifan stones 5 feet probe cables for

5 feet probe cables for extra flexibility when testing

Unscrew the plastic wing nut

The tester comes with a replaceable pH probe with a double junction probe designed for longer life

Milwaukee MA884 Digital Brix & Potential Alcohol Refractometer - Complete Kit with Hard Case

Thread the stem of the new filter through one of the four holes on the bottom of the upper chamber

HM Digital TDS Tester – Pocket-Size Water Quality Meter, Factory Calibrated maifan stones 5 feet probe cables forHM Digital TDS Tester Affordable, Accurate Water Quality Testing The HM Digital TDS Tester is a compact, easy to use meter designed for quick and reliable Total Dissolved Solids (TDS) measurement. Whether you're testing drinking water, monitoring a hydroponic reservoir, checking aquarium water quality, or verifying RO filter output, this pocket sized tester delivers instant results without breaking the budget. Key Features Measures Total Dissolved