Milwaukee CD600 Digital Total Dissolved Solids Pen (TDS) lab-grade combo probe allowing you to monitor water

allowing you to monitor water quality in the units most relevant to your application

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Your pH and ORP measurement accuracy and speed depend on clean sensing surfaces and free-flowing junctions

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The ZT-2 is the first of HM Digital's new HMD line

Milwaukee CD600 Digital Total Dissolved Solids Pen (TDS) lab-grade combo probe allowing you to monitor waterDIGITAL. SIMPLE. COMPACT. The Milwaukee CD600 Total Dissolved Solids (TDS) Pen is designed for hydroponics, aquariums, horticulture, water conditioning and many other applications. The CD600 helps you make sure that your plants are receiving the right amount of nutrient or helps you keep your filters up to date and clean for water filtration. Keep TDS in your target range to help your achieve better results. DESIGN FEATURES Measures Total Disolved