Manufacturer Part Number: HI98129|Meter Type|Minimum pH Range|0.0Minimum Conductivity|Probe Type|Replaceable pH ElectrodeMaximum pH Range|14.0Minimum Salinity|Maximum Conductivity|Minimum Operating Temperature|32 F; 0 CMaximum Salinity|Maximum Operating Temperature|122 F; 50 CDisplay Type|LCDAutomatic Temperature Compensation|YesMinimum Ph Range|0.0Memory|Accuracy|0.05 pH; 0.5 C; 1 F; 2%Auto Power Off|Maximum Ph Range|14.0Waterproof|YesMinimum Tds|0.00Overall Height|6.4in; 163mmSensor Material|Maximum Tds|Accuracy|Electric Conductivity Accuracy|For Use With|Ion Specific Electrode Accuracy|Interface|Overall Width|1.6in; 40mmOverall Depth|1in; 26mmFeatures|Auto Power Off; Stability IndicatorIncludes|(4) 1.5V Batteries; HI70004 pH 4.01 Buffer Solution; HI70007 pH 7.01 Buffer Solution; HI70031 1413 S/cm Conductivity Standard; HI70032 1382 ppm TDS Standard; HI700601 pH & ORP Electrode Cleaning Solution; HI70300N Storage Solution for pH & ORP ElectrodesStandards|CE CertificateMinimum TDS|0.00Maximum TDS|2000 ppmProbe Type|Replaceable pH ElectrodeResolution|1 uS/cm EC, 1 ppm TDS, 0.01 pH, 0.1 C, 0.1 F; 1 uS/cm EC, 1 ppm TDS, 0.01 pH, 0.1 C, 0.1 FAccuracy|0.05 pH; 0.5 C; 1 F; 2%; 2% F.S. EC/TDSMinimum Temperature (F)|32 F; 0 C; 32Maximum Temperature (F)|122 F; 50 C; 140PSC Code|UNSPSC Code|