pH meter / ORP / Temperature Meter with replaceable electrode

SPECIFICATIONS pH Range -2.00 to 16.00 pH mV range ± 1000 mV Temp Range -5.0 to 60.0° C / 23.0 to 140.0° F pH Resolution 0.01 pH mV Resolution 1 mV Temp Resolution 0.1° C / 0.1° F pH Accuracy ± 0.05 pH mV Accuracy ± 2 mV Temp Accuracy ± 0.5° C / ± 1° F pH Typical EMC Deviation ± 0.02 pH mV Typical EMC Deviation ± 2 mV Temp Typical EMC Deviation ± 0.3° C / ± 0.6° F pH Calibration automatic for pH, 1 or 2 points, from -5 to 60° C with 2 sets of memorized buffers ( pH 4.01, 7.01, 10.01 or 4.01, 6.86, 9.18) Redox Calibration factory calibrated Probe Mi58P ( replaceable) Environment -5 to 50° C / 32 to 122° F; max RH 100% Battery Type 4 x 1.5V; IEC LR44, A76 ( included) Battery Life approx. 250 hours of use Auto-off after 8 minutes of non-use Dimensions 200 × dia 38 mm Weight 100 g