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BlueLab PH Pen

BlueLab PH Pen


This ph Pen by BlueLab is the latest of innovative hand held ph meters and is the perfect solution for testing ph levels. Hydroponic growing allows you to provide the best care to plants. Quality Care is now completely in your hands.


  • 100% Waterproof
  • Measures temp and PH
  • Select either °C & °F
  • Non replaceable double junction probe
  • Low Battery indicator
  • Turns off automatically
  • Display has Backlit LCD
  • Indicates successful ph calibration


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