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Bluelab pH Pen


In stock (can be backordered)

SKU: 67039 Categories: , Tag:


Bluelab pH Pen

The Bluelab pH Pen will quickly and accurately measure your hydroponic solution’s acid/ alkaline balance. Use to maximize plant nutrition and ensure optimum plant health, growth and yields.


Successful calibration indicator
Measures pH and temperature
Completely waterproof
Backlit LCD display
AAA alkaline batteries included

Directions For Use:

Step 1: Press power button and place probe in solution. Wait for reading to stabilize
Step 2: To hold reading press power button again

Grower’s Tip:

To ensure accurate readings, the double junction probe needs to be rinsed in water after each use and cleaned prior to calibration. Bluelab’s KCL Storage solution (67016) is hightly recommended


1-year repair or replacement

Additional information

Weight 0.18 kg
Dimensions 4.83 × 9.40 × 20.83 cm