141.6 SPECIFICATIONSTEMPERATURERangeRangeRangeRangeRange -5.00 to 55.00 °C;23.00 to 131.00 °F; 268.15 to 328.15 KResolutionResolutionResolutionResolutionResolution 0.01 °C; 0.01 °F; 0.01 KAccuracyAccuracyAccuracyAccuracyAccuracy ± 0.15 °C; ± 0.27 °F; ±0.15 KCalibrationCalibrationCalibrationCalibrationCalibration Automatic at 1 custom pointp Hp Hp Hp Hp HRangeRangeRangeRangeRange 0.00 to 14.00 pH; ± 600.0 mVResolutionResolutionResolutionResolutionResolution 0.01 pH; 0.1 mVAccuracyAccuracyAccuracyAccuracyAccuracy ± 0.02 pH; ± 0.5 mVCalibrationCalibrationCalibrationCalibrationCalibration Automatic 1, 2 or 3 points with 5 memorizedstandard buffers (pH 4.01, 6.86, 7.01, 9.18, 10.01)or 1 custom bufferORPRangeRangeRangeRangeRange ± 2000.0 mVResolutionResolutionResolutionResolutionResolution 0.1 mVAccuracyAccuracyAccuracyAccuracyAccuracy ± 1.0 mVCalibrationCalibrationCalibrationCalibrationCalibration Automatic at 1 custom pointDISSOLVED OXYGENRangeRangeRangeRangeRange 0.0 to 500.0 %0.00 to 50.00 mg/LResolutionResolutionResolutionResolutionResolution 0.1 %0.01 mg/LAccuracyAccuracyAccuracyAccuracyAccuracy 0.0 to 300.0 %: ± 1.5 % of readingor ± 1.0% whichever is greater;300.0 to 500.0 %: ± 3% of reading0.00 to 30.00 mg/L: ± 1.5 % of readingor 0.10 mg/L whichever is greater;30.00 mg/L to 50.00 mg/L: ± 3% of readingCalibrationCalibrationCalibrationCalibrationCalibration Automatic 1 or 2 points at 0, 100 % or 1 custom point