Pen pH Meter – Lutron PH-220

Pen pH Meter
Model : PH-220

•  Separate pH electrode, easy for general purpose and remote measurement.
•  0 to 14.00 pH.
•  Auto calibration for pH 4, pH 7 or pH 10.
•  Temp. adjustment is not necessary.
•  IP-65 water proof.
•  Pen type, easy carry out.
•  Complete set with separate pH electrode (PE-11) and pH 4, pH 7 standard solution.
•  Build in reverse display button.
•  DC 1.5V battery (UM-4, AA) x 4, long life.