Milwaukee CD601 Digital Conductivity Pen (EC) Santevia gravity water system This 3-pack combo provides 18

This 3-pack combo provides 18 months of filtration:

Note: Milwaukee MI412 photometer sold separately

Unlike standard pitchers that strip water bare

41 mS/cm in standard calibration mode

and any pH meter with a standard BNC connector

Milwaukee CD601 Digital Conductivity Pen (EC) Santevia gravity water system This 3-pack combo provides 18DIGITAL. SIMPLE. COMPACT. The Milwaukee CD601 digital electrical conductivity (EC) Pen is designed for aquariums, aquaculture, pools, water conditioning and many other applications. The CD601 helps you make sure that your water has the right amount of nutrient to help keep fish tanks healthy or helps you keep your filters up to date and clean for water filtration. Keep EC in your target range to help your achieve better results. DESIGN FEATURES