Name: bluelab pH Pen
Brand: bluelab
Rating: 4 (1 reviews)

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Press the power button. To turn pen off, press and hold the power button until “OFF” is

displayed.

Note: The pen will automatically turn off after 4 minutes to conserve battery power.

2. Measure pH

Remove the storage cap, place probe in solution and wait for the reading to stabilise.

3. To hold the reading

To hold the reading on the display, short press the power button. To turn hold mode off, press the

power button again.

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General

Measurement Range	0.0 - 14.0 pH
Accuracy	+/- 0.1 pH
Resolution	0.1 pH
Automatic Temperature Compensation	Yes
Power Source	1 x AAA battery
Waterproof	Yes
Waterproof Rating	IP67
Calibration	Two-point calibration
Temperature Range	0 - 50 °C (32 - 122 °F)