Check the listing for details. Portable pH/Conductivity Meter. Condition: New. Listed at 238.99 USD. Feature:Large LCD screen with controllable white backlightBuilt-in microprocessor chip has Intelligent functions such as auto calibration, ATC, data storage, function settings,auto diagnosis, auto power off, and undervoltage prompt, etcAuto recognition of 25 buffers with three kinds of options:Europe & USA, NIST and China Support 1, 2, 3 points calibrationAdopt advanced conductivity measurement technology with conductivity electrode (K=1), it can meet measuring accuracy requirement for range of 0.5μS/cm ~ 200mS/cmCan switch among conductivity, TDS, salinity and resistivity. Multinomial calculation for TDS and salinity to ensure the conversion precision of the full scale.Auto recognition of 8 conductivity standard solution with 2 kinds of options: Europe & USA, and ChinaOrdering InformationTechnical ParameterCat#01-MP61101-MP613PH Measuring range(-2.00~19.99)pHResolution0.1/0.01 pHAccuracyMeter: ±0.01pH; Overall: ±0.02pHStability±0.01 pH/3hTemp.compensation(0~100)°C (Auto/manual)mVMeasuring range±1999.9mVResolution1mVAccuracy±0.1% FSTemp.Measuring range(0 ~ 100)℃Resolution0.1℃Accuracy5 ~ 60℃: ±0.4℃ Others: ±0.8℃Cond.Measuring range/Conductivity:(0.00~19.99)μS/cm(20.0~199.9)μS/cm(200~1999)S/cm(2.00~19.99)mS/cm(20.0~199.9)mS/cmTDS:(0~100)g/LSalinity:(0~100)pptResistivity:(0~100)MΩ·cmResolution/0.01/0.1/1μS/cm 0.01/0.1 mS/cmAccuracy/±1.0% FS,Overall: ±1.5% FSTemp. compensation/(0~100)°C (Auto/manual)Electrode constant/0.1/1/10 cm-1OtherData storage200 setsPowerAA batteries (1.5V x2)Dimensions/N.W.(160x90x30)mm/360gIP gradeIP57 Dustproof and waterproofStandard AccessariespH electrode,Temperature probe, pH buffer solution (powder -like), ManualpH electrode, Cond. electrode (K=1), Temperature probe, pH buffer solution(powder-like), Manual * X stands for a different plug: 1-US Plug; 4-EURO Plug; 5-UK Plug