The P50Aqua Master Tools portable digital pH meter is ideal for measuring the pH and temperature of liquid plant nutrients and of water in swimming pools, hot tubs, and ponds.

The user-friendly buttons allow you to effortlessly switch between parameters. The combination meter is fully calibrated and includes batteries. The probe is replaceable.

We recommend storing the meter upright with the KCI storage solution in a protective sleeve.

– Before first use, soak the pH meter in tap water for 12 hours.

– Remove the protective cap.

– Thoroughly clean the electrode with distilled water and let it dry.

– Press the on/off button to start the meter.

– Place the meter vertically in the solution up to the rim and mix gently. Wait a few seconds for the correct value to appear on the display.

– Press the C/F button to switch between Celsius and Fahrenheit.