KL-013 high-precision pH meter  It is through the touch of button, choose a variety of functions. Automatically calibrate the measurement error caused due to temperature changes, and very simple adjustments can help ensure rapid and accurate calibration and measurement.  Specifications:  Range (Range)  pH 0.0 ─ 14.0  mV -1999 ─ 1999  ℃ 0 ─ 100 ℃  Resolution (Resolution)  pH 0.01pH  mV 1.0mV  ℃ 0.1 ℃  Accuracy (Accuracy)  pH ± 0.01pH  mV ± n × 1.0% ± 1 word  ℃ ± 0.4 ℃  Dimensions (Size): 185mm (L) × 82mm (W) × 45mm (H)  Weight (Weight): 570g