Bluelab pH Pen ro The Bluelab Conductivity Pen simply Lightspeed by Lumlux is Size:3/4" fan
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Description
Bluelab pH Pen ro The Bluelab Conductivity Pen simply Lightspeed by Lumlux is Size:3 4" fan 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 Great for drinking water