Misuratore di pH PH TDS EC S.G tester qualità acqua temperatura monitor data logger idroponica

Download The "tuya" App, Wifi Connection and Easily Get PH TDS EC S.G and Temp Readings In Seconds. Moder : PH-991W PH TDS EC S.G Temp Water Quality Tester. TDS Rang：0-19900ppm，0-199.0ppt. TDS Resolution : 1ppm(<1999ppm) 10ppm(>1999ppm) 0.1ppt.

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