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YFDGD Water Tester WiFi 7in1 Water Quality Tester MultiParameter Analyzer Digital PH/ORP/EC/PPM/CF/Humidity/Temperature Monitoring Meter Multipurpose Accurate Easy
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QOXEZY Digital Water Quality Tester Meter with LCD Display, 0-9990 PPM Measurement for Tap Water, Aquarium, Pool - Hold Function, for AUTO Off, Dual Range
