3 IN 1 HEDAO Bluetooth PH TDS TEMP Tester with 5-point Calibration BLE-9901

Bluetooth PH Meter 
Note: Blue tooth is backlit and non-backlit integrated,
           When your smartphone is not available, the product can be used as a classic tester
Range :
pH: 0.00~14.00pH
TEMP: 0.1-60.0°C; 32.0-140.0℉
TDS:0~9999ppm 

Resolution:
pH: 0.01pH
TEMP:0.1°C;0.1℉
TDS:1ppm, 0.1ppt

Accuracy:
pH: ±0.05pH
TEMP: ±0.5℃
TDS:±2%F.S

[pH Meter with Blue tooth]
 Powered by mobile App, professional measurement of PH, suitable forhousehold 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 , You can calibrate effortlessly to ensure the accuracy of your measurements. 
[Comprehensive Information Display] Simply immerse the pH meter electrode in the solution to be tested, readings are quickly displayed on a large LCD display. multi-parameter display at the same time, mobile phone APP control backlight display.
[Easy to Use]
 Digital pH meter fully customizable parameter settings. the APP can set the upper and lower limits of PH, which can
be set according to your needs. when the value you set exceeds the test range, the APP interface will display a red value abnormally, notifying you of any values exceeding your preset range.