The COM-80 multi-parameter water quality tester delivers precise real-time pH, ORP and temperature readings for daily and professional water monitoring. Equipped with built-in Bluetooth and WiFi modules, it syncs data to your mobile app instantly, supporting remote real-time viewing, historical data storage and custom threshold alerts for abnormal water quality. It features automatic temperature compensation to eliminate reading deviations caused by temperature shifts, with stable sensor electrodes offering lab-level accuracy and quick one-touch digital calibration. The waterproof pen-shaped body fits compact storage, paired with a protective probe cap to extend service life. Practical functions include data hold, auto power-off and low-battery reminder for long-time field use. Widely applied in hydroponic planting, aquariums, swimming pools, drinking water testing and small water treatment labs, this all-in-one tester replaces multiple single-function tools, helping users efficiently adjust water conditions and maintain stable, healthy water environments without frequent manual checks.