Features1Wireless Connectivity: The pH meter connects to your phone or tablet in seconds and you can get all your readings in one view. It makes testing more accurate and convenient. 2Simpler and More Convenient Operation: Immerse the tester electrodes in water and wait a few seconds to get data on the LCD screen. No need to match colors one by one like test strips. 3Efficient and Fun Testing: One key storage of all measurement data, smart phone APP control, real time display, long term recording of measurement and calibration data, easy comparison and analysis, data synchronization, automatic and manual storage; Exce and print sharing export, annotations can be added to display the location, measurement value, time , date, note, location, etc. 4Good Performance: Measurement data lock, DegreeF and DegreeC temperature unit conversion, automatic temperature compensation, IP67 waterproof function 5Measurement and Calibration: Data synchronization, measurement upper limit setting (maximum and minimum), 2 groups of PH calibration (6.86/4.00/9.18 or 7.00/4.00/10.01).SpecificationItem Type: PH MeterMaterial: ABSColor: As Pictures ShownWeight: Approx. 246g / 8.7ozPH Range: 0.00-14.00PHTemperature Range: 0.1 DegreeC-60.0 DegreeC , 32.1 DegreeF-140.0 DegreeFTemperature Resolution: 0.1 DegreeC, 0.1 DegreeFTemperature Accuracy: 0.5 DegreeCPH Calibration: 6.86/4.00/9.18 or 7.00/4.00/10.01 (Two Optional Calibration Modes) You Can View the Calibration RecordReplaceable Electrodes: Drill Electrodes (3.3 KCL M Electrode Stock Solution)Temperature Compensation: 0.1 DegreeC-60.0 DegreeCEnvironment: 0.1 DegreeC-80 DegreeC, Relative Humidity: Max 90%Waterproof: IP67Battery: 4pcs 1.5V LR44 Button Battery (Not Included) Low Battery IndicatorBluetooth: Bluetooth 5.2, Support Mobile Phone ControlSave as Excel Sheet, Support PrintingData Storage: Can Store the Latest 1000 Data RecordsPiercing Electrode: Can Measure the PH Value of Soft Solids, such as Soil, Cheese, Meat, etc.Package List1 x PH Meter 1 x Manual 5 x Test Package