pecification :
Range pH 0.00 to 14.00 pH
Range EC 0 to 3,999 uS/cm
Range TDS 0 to 2,000 mg/L (ppm)
Range Temperature 0.0 to 60.0°C
Resolution pH 0.01
Resolution EC 0.01 uS/cm
Resolution TDS 1 mg/L
Resolution Temperature 0.1°C
Accuracy pH ±0.05 pH
Accuracy EC/TDS ±2% of Measurement Range
Accuracy Temmperature ±0.5°C PH
Calibration Automatic, 2-point, stored with 2 buffers Calibration EC / TDS automatic, 1 point (1,413 uS / cm or 1,382ppm)
Temperature Compensation pH: automatic; EC / TDS: automatic with β selectable from 0.0 to 2.4% / ° C
Selectable TDS factor from 0.45 to 1.00 HI 73127 pH electrode (included) Power supply 4 x 1.5V / approx 100 hours
Automatic shut-off after 8 min measurement interval
Dimensions 163 x 40 x 26 mm Weight 85 g