YIERYI Digital Temp CL ORP EC TDS PH Meter, Bluetooth Water Quality Tester for Swimming Pool

【6 in 1 Meter with Bluetooth】 Powered by the mobile App, professional measurement of pH, ORP, Chlorine, EC, TDS, and Temp. suitable for swimming pool

Water Quality Tester,Wireless App Monitoring Water Quality Tester Monitor of pH, EC, TDS (ppm), ORP, CF, RH, Thermometer,7in1 Water Monitor Analyzer for Aquarium : Industrial & Scientific

YIERYI WiFi PH Meter Temp TDS(ppm) EC ORP Water Tester Tuya App Smart Monitor for Aquariums Hydroponics Swimming Pool EU 220V

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Yieryi Smart Bluetooth Food Salinity Meter for Salt Water ATC Brine Pickle Sodium Chloride Multi-parameter Tester 0.01-25.00%

ORAPXI Pool Salt Tester Free Chlorine Tester Digital Chlorine pH Tester Salt Meter for Pool 7 in 1 pH Salt Free Chlorine ORP TDS EC Pool Water Tester for Swimming Pool

Yieryi New Blutooth Chlorine Meter for Chlorinated Aquarium Pool Fish Tank Water Professional PH ORP EC TDS CL Floating Monitor

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