Showing 17–19 of 19 results
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$429.00
- Measures pH, conductivity / nutrient
- Lightweight and portable
- Large easy to read display
- Simple push button pH calibration
- No calibration required for conductivity and temperature
- Replaceable double junction pH probe included
- 2 x AAA alkaline batteries included
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$122.00
Bluelab ppm Pen The ultimate handy solution for measuring conductivity (EC or ppm) and temperature! The Bluelab EC or ppm Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustments are needed. To feed plants well, we need to know what we’re feeding…
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$159.00
Don’t forget to order your BlueLab calibration Solution ph4 and ph7