Handheld PH Meter Tester Pen Automatic Calibration 1.5V Durable Battery

High Precision Electrode 0.01 Resolution Auto Calibration PH Tester Digitable :

Features Of PH Tester Digitable :
1. Automatic calibration.
2. With automatic temperature compensation function.
3. With backlight.

Easy Detection Of PH Tester Digitable :
Unplug the electrode protection cap, first rinse the probe in the clear water, then press the "ON-OFF" power button,place the meter in test solution, pay attention to the water level not exceed the water level line, wait for the value to be stable, which is the final PH value of the liquid tested.
Note: After use, wash the probe, then use absorbent paper to sip up the water on the probe, cover the cap, and put it back in the box. If it is not used for a long time, please unplug the battery and soak it in pure water or distilled water for 30 minutes every week.

Specifications Of PH Tester Digitable :