US$ 17.95
flexible mesh material is ideal for a wide variety of maintenance and protective applications
Precision adjustments
it ensures easy access to the entire soil core
even when there's no flat surface available
Bluelab Conductivity Pen | Conductivity & Temperature metal t-post flexible mesh material is idealSimply measure conductivity and temperature with the Bluelab pen. Keep track of nutrients in your solution for healthy plants. Conductivity is automatically compensated with the integrated temperature sensor. Provides a compact, quick, and accurate way to measure two key parameters for crop health. The accurate measurement system is fully waterproof, has a backlit LCD display, selectable units for conductivity and temperature, and is calibration