High Accuracy Portable 3-in-1 Digital Pen-type Water Quality Conductivity TDS Meter, ppm ppt uS mS C/F
![High Accuracy Portable 3-in-1 Digital Pen-type Water Quality Conductivity TDS Meter, ppm ppt uS mS C/F](http://ae01.alicdn.com/kf/HTB1C.ZceLImBKNjSZFlq6A43FXac/High-Accuracy-Portable-3-in-1-Digital-Pen-type-Water-Quality-Conductivity-TDS-Meter-ppm-ppt.jpg_350x350.jpg)
sku: 32871063672
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$29.90
Shipping from: China
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