Bluelab Conductivity Pen bio soil causing them to cluster together

causing them to cluster together and either fall out of the air or be captured by filters — effectively neutralizing them without chemicals or ozone

Adds mechanical strength to stems

120V power cord included

plants must host microbial life in their root zone to ensure proper digestion

and minerals

Bluelab Conductivity Pen bio soil causing them to cluster togetherMinimum Order Quantity is 3 pieces. The ultimate handy solution for measuring conductivity! The Bluelab Conductivity Pen is the latest innovation for hand held conductivity meters. It provides a compact, quick and handy way to manage the success of your crops. The Bluelab Conductivity Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed. Display options available in C, F,