PH-009 pH Meter with 2 Pack of Calibration Mixture. Measures 0 – 14 pH with .1 pH resolution. Comes with protective case, calibration screwdriver pH 4 buffer and pH 6.86 buffer.
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● Measuring Range: 0-14.0 pH
● Resolution: 0.1 pH
● Accuracy: ±0.1 pH（20°C )
● Use Environment: RH 95%, 0-50℃（32～122℉ )
● Adjustment: trimmer potentiometer
● Battery: 3×1.5V LR button cell
You can use a pH meter to check the pH of your water, mash, [test Star San effectiveness] and finished beer.
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