Digital PH meter table top Range 0-14 ph Range 0.00 to 14.00 pH 0 to 1999 mV Resolution 0.01 pH +/- 1 mV Accuracy 0.01 pH +/- 1 digit 1 mV +/- 1 digit Input Impedance 1012 Ohms Temp. Compensation 0 to 100°c Manual Display 3.5 digit LED display with auto polarity & decimal Calibration Two buffers calibration (manually) 7pH & 4pH Or 9.2pH Power Requirement 230V A.C +/- 10%, 50Hz single phase Environment 5 to 50c Dimensions 205 x 65 x 130mm ( Aluminum powder coated cabinet ) Weight 1.5kgs (Approx.) including accessories Standard Accessories PH Electrode, Stand, Rod, Clamp, Buffers, Dust Cover & Manual