The Milwaukee pH51 is a waterproof digital pH meter with a built-in thermometer. It has a large single-line LCD display that shows the measured pH values. It measures pH values in the range of 0.0 to 14. The pH meter has an extended electrode to prevent it from drying out quickly. The electrode is user-replaceable. Calibration is done manually with two points.
Specifications:
Measuring range: 0.0 - 14pH
Resolution: 0.1pH
Accuracy: +-0.1pH
Calibration: manual, two points
Electrode: MA73600 (replaceable)
Power supply: 3x1.5V (included)
Battery life: approx. 250 hours of continuous operation
Dimensions: 165x30x30mm
Weight: 80g