The Digital Pen Type pH Meter for Water Testing is a compact and highly accurate instrument used to measure the pH level (0–14) of water and liquid solutions. It helps determine whether water is acidic, neutral, or alkaline, ensuring safe and optimal water quality for various applications.

This pen-style pH meter features a sensitive electrode sensor that provides quick and reliable readings within seconds. The digital LCD display clearly shows pH values for easy interpretation, making it suitable for both beginners and professionals.

The device comes with calibration accessories, allowing users to regularly calibrate the meter for improved accuracy and long-term performance. Its lightweight and pocket-sized design makes it convenient for field testing and everyday use.

It is widely used in drinking water testing, aquariums, hydroponics, swimming pools, laboratories, agriculture, and water treatment systems, helping users maintain proper water balance and safety standards.