Product Description

The pH Hydro Pro Pen conveniently gives quick and accurate pH readings for those that are time conscious.

The pen features a one touch calibration system and displays the pH level on an easy to read LCD display. The pen is shock proof and water resistant with an auto shut off system.

Testing range: 0.0 - 14.0

The Aqua One Hydro Pen is Battery operated and features a low battery indicator. The Hydro Pen is shock proof and is water resistant and conveniently floats, just in case. The pen also features a beep function and has an auto shut off and auto lock function.