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Bluelab pH Pen


Free Local Delivery on Orders over $300.

The Bluelab pH pens are the latest innovation for hand held conductivity meters and the ultimate handy solution for measuring conductivity. Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control.

The Bluelab pH Pen and ppm pens provide a compact, quick, accurate and handy way to manage the success of your crops to ensure they have the nutrients they need for optimum plant growth and health.

The Bluelab pH Pen Bluelab ppm Pen range has been specially developed as an affordable and effective option for hobby or small scale growers.


  • Measures pH and temperature
  • Selectable units for temperature
  • Backlit LCD display
  • Double junction probe
  • Successful pH calibration indicator
  • Hold reading function
  • Low battery indicator
  • Fully waterproof
  • Auto off function
  • 1 AAA alkaline battery included

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