The best PH pens at the moment really come from Blue Lab, these PH pens have often been tested as the best because of their accuracy and great quality.
Blue Lab has done its best to solve an often noted problem from the community, comparable pH pens are often of lesser quality than Blue Lab's PH meters.
This product has been added to the range in response to many questions and of course we ensure that you can purchase this product online for the best price.
Specifications of the Bluelab pH pen:
- Waterproof
- upH range 0.0 to 14.00,
- Accuracy 0.1 pH,
- 3 pH calibration points - pH 4, 7 and 10,
- Indicates when to calibrate (after 30 days), successful calibration indicator,
- Resolution 0.1 pH (one decimal place),
- Temperature range between 0 and 50 degrees Celsius (accurate to 1 degree)
- automatic temperature compensation,
- Hold function and auto-off
- Warranty 1 year
- Includes 1 x AAA battery
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