Description:

【Basic Tool】: This handheld water testing tool is a pen-style water quality meter with a white body, dark blue top and lower section, and green-lit backlit digital display for easy reading.

【Multimeasurement Testing】: Built as a hydrogen ion concentration tester pen, it measures hydrogen ion concentration, electrical conductivity, TDS, salinity, and temperature in a single compact device for broad liquid testing needs.

【User-Friendly Design】: The water quality tester pen features front control buttons and a shielded testing electrode end, helping support simple use and secure touch with liquid samples.

【Clear Readout】: As a digital hydrogen ion concentration meter, the backlit screen improves visibility in low light and makes measurement results easier to check immediately.

【Practical Use】: Designed for routine water checking, this tester helps monitor liquid conditions for home, laboratory, aquarium, or other everyday testing situations where quick results matter.