BlueFire Big Size LCD Display Digital Multifunctional TDS Meter, Measure TDS, EC and Temp, Suitable for Household Drinking Water, Aquarium Pool Water, RO System, Swimming Pools, Hydroponics, SPA, Laboratory and Scientific Testing

  • List Price: $22.99
  • Sale Price: $11.39
  • Amount Saved: $11.60
  • Availability: Usually ships in 1-2 business days


  • Professional Quality Combination TDS Meter, TDS EC Meter and Temperature Meter
  • Large LCD screen, Agile titanium alloy electrode, can easy-to-read TDS & EC , simultaneous temperature
  • Hold function, makes it easy to read and record, press HOLD button then remove from test solution
  • 5 minute Auto-off function to save battery life
  • Automatic Temperature Compensation, 3 temperature coefficients for accurate water test meter usage.

Product Details

Product Description

Mudder Digital Multi TDS Meter allows you to measure TDS, EC and Temperature level. It features a portable casing and protective cap. The package leather bag is soft and so small that you can carry it in pocket.

How to Calibrate
The meter take Virtual resistor calibration, It is convenient. In normal, it doesn't need to calibrate. If you want more accurate, you can calibrate it follow below:
Step 1: Clean the probe in distill water, Make up 342ppm NaCl solution ( or you can us the TDS calibration fluid)
Step 2: Pull 342ppm NaCl solution into this calibrate meter, reading the value. If deviation of reading value is over the accuracy ¡À2%, you need to calibration.
Step 3: Open the shell of the meter and you will find out the adjustment trimmer
Step 4: Adjust the value to 342 ppm, and install the shell on the meter, and clean the probe once more.
Step 5: Test the calibration solution to recalibration, The value is 342ppm and the Calibration is over.

How to shift it
Shift between TDS&EC: The default is TDS data. Please press "SHIFT" button, the instrument shift automatically
Shift between degrees Celsius &Fahrenheit: The default is degree Celsius, Continuous press "SHIFT" twice, degree Celsius and degree Fahrenheit conversed

What is Included:
1 x TDS Tester
1 x User Manual

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