Is Smart Device : YESDisplay Type : DIGITALWith Backlight Or Not : YESModel Number : BLE-9902Certification : CEph meter : Temp MeterEC Meter: : PH MeterPH Range: : 0.00-14.00EC Range: : 0-9999us/cm,10.01-19.99mS/cmTemperature Range : 0.0-60.0 32.0-140ATC : 0.1-60.0;32.0-140Waterproof: : IP67pH Calibration : 6.86/4.00/9.18 or 7.00/4.00/10.01Features:pH Meter with Blue-tooth-compatible Powered by mobile App, professional measurement of PH/EC/TEMP(/). suitable for household drinking water, hydroponics, lab, aquarium.Cloud Based Data Management System Precision real-time Blue-tooth data transmission, the measurement value is clear. allows you to save, manage, and share your test data at your fingertips, and never have to worry about data loss.Automatic Calibration pH Tester With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. Compared with other pH meters, the pH is a 3-point calibration method, and our pH is a 5-point calibration method and equipped with a calibration powder (pH 4.00, pH 6.86, pH 9.18, and pH 7.00, pH10.01). You can calibrate effortlessly to ensure the accuracy of your measurements.TDS Meter with Automatic Temperature Compensation Temperature can affect reading levels, digital pH tester has an even better range of 0.0C-60.0C (32.0F-140.0F), automatic temperature compensation can ensure that you are getting the best reading, so you can test with confidence in any environment.High Accuracy Water Tester High-accuracy algorithm chip and electrode of our digital water quality tester ensure an accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the tester is taken out of the sample.Specifications:PH Range: 0.00-14.00Resolution: 0.01phAccuracy: 0.05phEC Range: 0-9999us/cm10.01-19.99mS/cmResolution: 1us/cm, 0.01mS/cmAccuracy: 2% F.S.Temperature Range: 0.0-60.0 32.0-140Resolution: 0.1/0.1Accuracy: 0.5CalibrationpH6.86/4.00/9.18 or 7.00/4.00/10.01EC1413uS/cm; 12.88 mS/cmATC0.1-60.0;32.0-140Environment0.1-80.0 ; RH: max 90%Battery: 3 * 1.5V(LR44)Not IncludeSize Weight: 187 * 37 * 37mmWaterproof: IP67Packing list:1*3 in 1 ph meter with Blue tooth5* ph buffer power1* manual in English