AI502 Includes Only:EC700 Benchtop Conductivity Meter2301T-F Plastic Combination Conductivity ElectrodeConductivity standard calibration solutions: (84μS/1413μS /12.88mS, 50ml for each) 1 for each9V Power AdapterElectrode HolderInstruction ManualFeatures:Equipped with 2301T-F Combination Conductivity Electrode, Auto Temp. Compensation, measuring conductivity and temperature simultaneouslyAdvanced Auto Calibration Mode with Calibration Guide and Self-DiagnosisAdvanced digital processing technology helps generate quick and stable readingsIP54 Spill-proof and Dust-proof, durable and reliableComes with easy-to-install electrode holder and pre-mixed calibration solutions50 Groups of Data StorageApera Instruments, AI502, EC700 Economical Benchtop Conductivity Meter KitThe Apera Instruments EC700 Benchtop Conductivity Meter/Tester Kit provides quick and stable EC readings for basic laboratory testing and educational purposes at an outstanding cost-effectiveness.Reliable Measurement:With Apera's unique BPB (Brush-Resistant Platinum Black) conductivity electrode/sensor and the advanced digital processing technology, the measuring of conductivity and temperature is quick, accurate and stable in a wide measuring range (accuracy: ±1% F.S, Range: 0 to 200.00 mS/cm). IP54 Splash-proof and Dust-proof structure design, ideal for use in harsh environment.Intelligent Functions:Quick and Easy Auto Calibration: automatically recognizes 8 types of conductivity standard solutions. 0 to 100°C auto temperature compensation. 50 groups of data storage. Max/Min measuring mode available, alternately displaying the maximum and minimum readings.Comes with an easy-to-install electrode holder and 3 bottles of premixed conductivity calibration solutions (84 µS/cm, 1413 µS/cm, 12.88 mS/cm).