HM Digital SM-1 In-Line TDS Monitor - Single Line Digital Water Quality Meter double junction electrode Maintain accurate pH measurements with

Maintain accurate pH measurements with the HM Digital PH-P7 pH 7

Now I can quickly stop my sparge when I get to to my OG

The Milwaukee Waterproof pH55 pH/temp

NaCl solution

Capacity: Holds up to TWO PRO portable meters

HM Digital SM-1 In-Line TDS Monitor - Single Line Digital Water Quality Meter double junction electrode Maintain accurate pH measurements withSM 1: In line Single TDS Monitor The SM 1 is provides an easy to read single line TDS monitor that provides a digital readout. It is ideal for any water filtration system, including reverse osmosis systems, coolers and much more. FEATURES: Displays TDS level of a single water line Efficient and accurate Auto Off function conserves battery power. (Shuts off automatically after 10 minutes of non use) Factory Calibrated: our meters are calibrated with a