This water quality tester is equipped with a high-sensitivity precision probe to deliver stable, accurate detection of pH, EC, TDS and water temperature at the same time. Built-in ATC automatic temperature compensation eliminates reading deviations caused by liquid temperature fluctuations, ensuring consistent data in different water environments.

The replaceable corrosion-resistant probe effectively extends the service life and lowers long-term maintenance costs. Large clear LCD screen supports data hold function for easy recording, paired with simple one-key calibration operation friendly for beginners.

Compact pen-shaped lightweight body is easy to carry for on-site field testing. Widely applied to drinking water inspection, freshwater & saltwater aquariums, hydroponic planting, swimming pools, aquaculture and laboratory liquid analysis. It is an affordable all-in-one testing tool for daily routine water quality monitoring.