K50 4-in-1 pH/H2/TEMP/ORP Tester Digital Hydrogen Ion Concentration Meter Water Quality Monitor for Aquarium Swimming Pool

K50 4-in-1 pH/H2/TEMP/ORP Tester Digital Hydrogen Ion Concentration Meter Water Quality Monitor for Aquarium Swimming Pool
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sku: 1005006082488093
$19.46
Shipping from: China
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