The PH-220 Pen pH Tester offers accurate and reliable pH measurements with a pen-type design and separate electrode, making it an essential tool for various applications in aquariums, laboratories, food processing, and more.

Exceptional Features of the PH-220:

1. Pen-Type Design: Compact and lightweight, the pen-type design makes it easy to carry and use for general purpose and remote measurements.

2. Separate Electrode: Comes with a separate pH electrode (PE-11), facilitating easy replacement and remote measurements.

3. Auto Calibration: Supports auto calibration for pH 4, pH 7, and pH 10, ensuring precise measurements.

4. User-Friendly Interface: Features a reversible display direction, data hold function, and auto power-off to enhance usability and battery life.

5. Water Resistant: IP65 rated water resistance, making it suitable for various environmental conditions.