Bluelab pH Pen

 

This rugged, compact pH and temperature pen offers a convenient way to quickly and easily take pH and temperature readings directly from your solution. It is fully waterproof - not just water-resistant - and has a simple two-point calibration process for enhanced accuracy. Enjoy peace-of-mind with its one-year warranty and take advantage of the auto-temperature compensation for accurate readings in any environment. Plus, its auto-off feature helps preserve battery life, and a single AAA battery is included so you can power it up and get started right away.

Download The Bluelab pH Pen Instructions