Photo 1 of Yewhick WiFi Tuya Smart pH Monitor Data Logger Temp TDS Salinity S.G. EC ORP Water Tester Monitor Analyzer for Aquariums Pool Hydroponics

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Photo 1 of Yewhick WiFi Tuya Smart pH Monitor Data Logger Temp TDS Salinity S.G. EC ORP Water Tester Monitor Analyzer for Aquariums Pool HydroponicsPhoto 2 of Yewhick WiFi Tuya Smart pH Monitor Data Logger Temp TDS Salinity S.G. EC ORP Water Tester Monitor Analyzer for Aquariums Pool Hydroponics