VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature… Price: $18.99 (as of 23/03/2023 20:16 PST- Details)

  • Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools
  • PH Meter: Full measurement range of pH 0 – 14, reliable and quick readings
  • 3-in-1 TDS Meter: Measurement Range 0-9990ppm, 0-9990µs/cm; Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F; Note: This meter can’t test sea water
  • Features: Comes with protective case; Lightweight, handheld design for portability and convenience
  • Included: PH meter, 3-in-1 TDS meter, 3 calibration buffers
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Product Description

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  • Lock function – Makes it easy to read and record, the instrument will lock the reading result.
  • After the numerically result gets stable, press HOLD button then remove the meter out of test solution to read.
  • 4 Display modes: press MODE button: TDS – ppm & °C, EC – µs/cm & °C, TDS – ppm & °F, EC – µs/cm & °F.
  • 9-minute Auto Shut Off feature, so battery won’t run down.
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VIVOSUN pH & TDS Meter Combo

VIVOSUN pH&TDS Meter is ultra accurate, reliable and easy to use. PH meter could measure pH and temp value; TDS Meter (include EC, TDS and Temp function) is 3 in 1 ergonomically designed tester meter. It can be widely used in all water quality testing situations, Water Purification Applications, Aquaculture, Hydroponic, Pool & Spa, Colloidal Silver, Water Treatment and so on.

Note: TDS Meter had been calibrated by manufacturer in advance. 1413 solution is unnecessary and not included.


PH Meter

Measure Range : 0.00 – 14.00

pH Resolution : 0.01 pH

Accuracy : 0.05 pH

Calibration: Three Points Automatic Calibration Button

Power Supply: 2 x 1.5V LR44 Button Battery (keep using more than 500 hours)

Dimension:155mm*31mm*18mm Weight:50g

3-in1 TDS EC Temperature Meter

Conductivity: 0 – 9990 µs/cm

TDS: 0 – 9990 ppm (parts per million) Degrees Celsius: 1.0 – 80.0°C Fahrenheit: 32.0 – 176.0°F

Accuracy: 2%

Net weight: 51g

Size: 154 x 30 x 14 mm

Tips: TDS = Total Dissolved Solids, which is any salt, metal or mineral in the water.

Note: This ppm meter can’t test sea water.

Product information

Package Dimensions6.89 x 3.9 x 1.46 inches
Item Weight3.52 ounces
Best Sellers Rank#941 in Industrial & Scientific (See Top 100 in Industrial & Scientific)
#2 in Lab pH Meters
Is Discontinued By ManufacturerNo

Warranty & Support

Product Warranty: For warranty information about this product, please click here





Manufacturer (LI&E)



3.52 ounces

Package Dimensions

6.89 x 3.9 x 1.34 inches

Package Dimensions (LI&E)

6.89 x 3.9 x 1.34 inches


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