Bluelab pH Pen – high quality liquid ph meter

- Selectable unit for temperature

- Backlit LCD display

- Double electrode node (not removable)

- pH calibration indicator -Successful

- Low battery indicator

- Completely waterproof

- Auto-off function

- Automatic temperature compensation

- 1x AAA alkaline battery included

- Warranty 1 year

After using the meter, it is enough to rinse it with ordinary water and put it in the KCL liquid

Important:

- The meter electrode must always be damp, only KCL liquid is used for this purpose.

- Do not store the electrode in water from reversed, distilled or de-ionized osmosis - loss of warranty, the electrode will change color.

- The substrate must be damp.

- We recommend calibrating at least once every 30 days. The meter has a reminder function of 30 days.

- Calibration is performed in ph7 order and then PH4.