Product Description If you have any questions, please contact customer service first, do not open disputes easily, thank you! Features: 1. detection principle, by measuring the electrical conductivity of water, thus indirectly reflecting the TDS value. 2. Dual-channel computer chip, low-power micro intelligent controller integrated board soldered with stable quality. 3. Waterproof design, precision probe, HD display. 4. 1 water quality testing pen, care for pregnant women, the elderly, baby health, guarding the whole family drinking water health. 5. these scenarios are also indispensable, family fish farming water quality judgment, aquaculture water quality judgment, agricultural irrigation, water purifier water quality, swimming pools, corporate water, etc., can always have around to monitor water quality at any time! Specification: Test Range: 0-9990PPM Error: ±2%-3% Accuracy: 1PPM Voltage: 3V Size: 134*25*14MM Weight: 40G Package Includes: 1*Water Quality Testing Pen Note: 1. Due to manual measurement, please allow 1-3mm error. Please make sure you don't mind before ordering. 2. Please allow 1-3 gram weight error. Please make sure you don't mind before ordering. 3. Due to differences in lighting and picture display, the picture may not reflect the actual colour of the object. Please make sure you don't mind before ordering, thank you! About Us
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About Us
We accept all payments authorized by eBay.
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