New YY-400 Hydrogen Ion Concentration Water Quality Test Pen PH/ORP/H2 and TEM 4 in 1 Digital Drinking Water Meter

New YY-400 Hydrogen Ion Concentration Water Quality Test Pen PH/ORP/H2 and TEM 4 in 1 Digital Drinking Water Meter
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sku: 1005007403032491
$20.34
Shipping from: China
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