5 In 1 Digital PH TDS EC Meter Pen Salinity

5 In 1 Digital PH TDS EC Meter Pen Salinity Temperature Tester Conductivity Filter Purity with Backlight for Aquarium Water

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ECMeasuring range: 0 to10000uS/cm 10.01-19.99ms 20.1-400mS/CM
Resolution: 1 uS/cm; 0.1 mS/CM;
Accuracy: ±2% of reading
TDSMeasuring range: 0 to 1000ppm 1000ppm to 10000ppm 10.1 to 200.0ppt
Resolution: 1ppm;; 0.1ppt
Accuracy: ±2% of reading
SalinityMeasuring range: 0.00 to 25.00%
Resolution: 0.01%
Accuracy:0.01-5.00% (±0.1%) 5.10-25.00% (±1%)
PHMeasuring range: 0.01-14.00pH
Resolution: 0.01pH
Accuracy:±0.05pH
temperaturerange: 0.1-60.0℃ ? 32.0-140℉
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Conductivity EC: Supports 3-point calibration automatic identification (1413us
12.88ms and 111.8ms) with 3 calibration points (1413uS/cm 12.88mS/CM
111.8mS/CM) pH: 1 point (6.86) or 2 points (6.86 4.00) (6.86 9.18) or 3
points (6.86 4.00 9.18) can automatically identify the calibration
solution
Size and weight:183*37*37mm(7.2*1.5*1.5in)/90g(3.2oz)
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1. Every time you run out, be sure to clean the electrode
2. pH calibration If the solution is not recognized, the electrode is broken.
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Dear customer friend,thanks for your support,pls note that ph meter need
3x1.5LR44 batteries, because if the product with battery, the customs will not pass, so the product not include the battery, and product come without retail box, hope you can
understand, thank you