Description Technical Specifications pH Range 0.00 pH to 14.00 pH pH mV -1999.9 mV to 1999.9 mV pH Temperature 32.0 °F to 212.0 °F (0.0 °C to 100.0 °C) Resolution pH: 0.01 pH mV: 0.1 mV Temperature: 32.18 °F (0.1 °C) Accuracy pH: ±0.01 pH mV: ± 0.4 mV (-1500.0 to 1500.0); ± 1 mV ( -1999.9 to -1500.0 and 1500.0 to 1999.9) Temperature: ±32.36 °F (0.2 °C) pH Buffer Recognition US (pH 4.01, 7.00, 10.01) or NIST (pH 4.00, 6.86, 9.18), user selectable. Buffer Temp range 32.0 °F to 140.0 °F (0.0 °C to 60.0 °C) pH Calibration 1-, 2-, or 3-point calibration. pH Electrode Offset Recognition ±1.50 pH pH Electrode Slope Recognition ±30% at pH 4.00, 4.01, 9.18 or 10.01. pH Temp Compensation Auto / manual 32.0 °F to 212.0 °F (0.0 °C to 100.0 °C) Input Impedance >1013 Ω Power 6 V x 1.5 V AAA batteries or 115 V / 230 V AC adapter. Operating Ambient Conditions From 32 °F to 122 °F (0 °C to 50 °C), at 90% RH. Case IP-54 waterproof Dimensions 5.9 in x 7.99 in x 2.83 in (150 mm x 203 mm x 72 mm) Weight / Dimensions 1.11 lb. (504 g) (Including batteries)
