HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy sold2025 UNITS Button Power on status:

UNITS Button Power on status: 1

L125 and L130

fibreglass porcelain

Polar Clamp: 4 Clamps

HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy sold2025 UNITS Button Power on status:HM Digital COM 80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0 5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy NEW! The COM 80 is an economically priced, reliable EC TDS meter (ppm pen nutrient tester) that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Also great for commercial applications, such as boilers and