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Wi-Fi Pool PH TDS Temperature Controller 3 in 1 W2826
W2826 is Online Wifi Pool PH TDSTemperature Controller 3 in 1 PH controller for aquarium hydroponic enable you to monitor 24-hours.
The pH button on the host panel will automatically identify the calibration solution and perform calibration.
The lower the TDS value, the less ionic inorganic compunds in the water and the purer the water quality.
The higer TDS value, the more soluble solids in the water