Lutron PH-220S

Model : PH-220S
* Complete set with separate soil, spear
tip pH electrode and pH 4 and pH 7
standard solution.
* Meter : 0 to 14 pH x 0.01 pH. Electrode : 1 to 13 pH.
* Auto calibration for pH 4, pH 7 or pH 10.
* Temp. adjustment is not necessary.
* IP-65 water proof.
* Build in reverse display button.
* DC 1.5V battery ( UM-4, AA ) x 4, long life.
* Spear tip pH electrode, ideal for penetration
pH measurements into soil, meats, cheese
and other type of measurements requiring
sample penetration.

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