8 in 1 Water Quality Pen Digital TDS/EC/PH/Temperature/ H2/ORP/Salinity/S.G Meter Analysis Instruments Hydrogen-rich Detector

8 in 1 Water Quality Pen Digital TDS/EC/PH/Temperature/ H2/ORP/Salinity/S.G Meter Analysis Instruments Hydrogen-rich Detector
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sku: 1005004441853667
$23.63
Shipping from: China
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