6-in-1 Water Tester with Bluetooth & Data Storage Swimming Pool Water Quality Meter for Chlorine, pH, EC (Conductivity), ORP, Salinity & Temperature, including Smart App for Pool, Hydroponics & Aquariums.

"6in1 Multifunction: Measures Chlorine, pH, EC Conductivity, ORP Redox Potential, Salinity, and Temperature accurately, ideal for swimming pools, hydroponics, and aquariums. Floatable & App Warning Function: The tester floats on the water surface for continuous measurements. Includes background lighting and degreeC/F switching. Set Min/Max limits for pH, EC, ORP, and Chlorine. The app alerts you with notifications when values are critical. 1,000 data sets storable: Track water values over days/weeks with the integrated memory function. Analyze trends for optimal water maintenance. Automatic data saving: 1. Click the Save icon in the app to save measurement data. 2. Click the Auto Save icon to activate automatic data storage. 3. Press the Saved icon to view the measurement data. Bluetooth Connection Guide: 1. Download the YINMIK app – scan the QR code in the user manual; 2. Enable permissions – turn on Bluetooth and Location access in phone settings for the app; 3. Power on & connect – turn on the 6-in-1 water quality meter, wait for the Bluetooth symbol, then it will connect automatically."