... : 0 to 14.00 pH* LCD indicates both pH & Temp.* Pen type digital pH meter, all in one, pH electrode is included, easy ... colleges, swimming pools, water conditions* Auto calibration for pH 4.01, pH 6.86 and pH 9.18Specifications SpecificationsParametersMeasurement RangepH0.00 ~ 14.00 ... 1oC/ 0.1oFNo. of pH Calibration PointsUp to 3 points: pH 4.01, pH 6.86 and pH 9.18Temperature CompensationAutomatic; 0~ ...