6 in 1 Tuya WIFI Water Quality Detector PH/EC/TDS/SALT/S. APP: Compatible with Tuya Smart. It's multifunctional and can test PH/ EC/ TDS/ SALT/ G.S/ Temperature. 6 in 1 Multifunction Tester: PH/ EC/ TDS/ SALT/ G.S/ Temperature, short press the "MODE" button for easy switching.
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