Digital 4 in 1 Temperature pH EC TDS Pen Type Waterproof LCD Display Water Quality Tester pH Meter for Aquariums

The Digital 4-in-1 Water Quality Tester is a multifunctional pen-type instrument designed to measure pH, EC, TDS, and temperature with high accuracy. Equipped with a waterproof design and clear LCD display, it provides fast and reliable readings, making water quality monitoring easier and more efficient. The compact pen-style design allows convenient carrying and operation for daily testing.

This advanced pH meter is ideal for aquariums, hydroponics, swimming pools, drinking water, laboratories, and environmental testing applications. By monitoring pH balance, conductivity, total dissolved solids, and temperature, users can maintain optimal water conditions and ensure a healthier environment.

Featuring automatic temperature compensation, simple calibration, and user-friendly controls, this portable water quality tester delivers stable performance for both professional and home use. Whether for aquarium maintenance or scientific analysis, this 4-in-1 digital tester is a practical solution for accurate and comprehensive water quality measurement.