Bluelab pH Pen pH meter

Bluelab pH Pen is a flexible pH meter that quickly and reliably measures the pH and temperature of your nutrient solution.

The meter is compact, reliable and easy to use.

Calibrate the meter regularly.

Clean the meter after use and store the electrode in storage fluid for long shelf life.

Features

* Calibration fluid included
* Measures pH and temperature
* Selectable between °C & °F.
* Fully waterproof – not just waterproof
* Easy two-point calibration process for accuracy
* One-year security guarantee
* Automatic temperature compensation for accurate readings everywhere
* Auto power off function to extend battery life
* 1 AAA battery included – turn on and go

The warranty for the meter only applies if you use electrode cleaning fluid and storage fluid for pH electrode.