Tuya Wifi 7in1 Intelligent Water Quality Tester, detachable multi-function electrode design, real-time monitoring PH, ORP, EC, PPM, CF, humidity and temperature. Support Tuya app connection via Wi-Fi, with stable data transmission, you can download the app to view current or historical data directly on your mobile phone and with abnormal high and low data alarm function. The application supports real-time data checking and you can see historical data recorded for a long time, easy to compare and analyze, and easy to develop solutions. 1 x winding stem extender bag (about 100 pieces) 7in1 water quality tester: multifunctional design, real-time monitoring PH, ORP, EC, PPM, CF, humidity and temperature, practical to use. Reliable quality: high accuracy electrode, detachable structure, fast response, corrosion resistance, wear resistance, and can ensure long working time. Tuya app control: support Tuya app connection via Wi-Fi, with stable data transmission, you can download the app to view current or historical data directly on your mobile phone and with abnormal high and low data alarm function. Long data recording: the application supports real-time data checking, and you can see historical data recorded for a long time, easy to compare and analyze, and easy to develop solutions. Wide applications: multi-parameter intelligent water quality detector, high practicality, very suitable for aquarium, hydroponics, aquaculture, swimming pool, drinking water, laboratory, etc. Technical data: Name: Water Quality Tester Material: ABS Measuring ranges: pH: 0,00-14,00 pH ORP: -1200mV to 1200mV EC: 0,00-19,00 mS/cm, 20,1-200,0 mS/cm CF: 0,1-199,9 CF Humidity: 1-99% relative humidity Temperature: 0,1 ℃-80 ℃ (32,1 ℉-176 ℉) Product Size: 150*80mm/5.91*3,15 inch Package Weight: 475g/1,05lb List of things to pack: 1 * Water Quality Tester