0 - 9990 ppm Resolution 10 ppm Accuracy ± 2% full scale Calibration Manual 1 point Electrode Replaceable MA73076 Temp. Compensation Automatic 0 - 50°C Battery Life 250 hours of continuous use Battery Type 3 x 1.5V Environment 0 - 50°C / 100% RH Calibration solution included Replaceable electrode IP67 Waterproof casing Automatic Temperature Compensation
