Portable pH meter measures 0.00 to 14.00 pH with ±0.05 accuracy, supports mV readings, has temperature compensation, records max/min values, and includes a backlight. Powered by a 9V battery.
Specification
| Model |
CCHN-AS218 |
| Measurement Range |
0.00~14.00 PH |
| Basic Measurement Error |
±0.05 |
| Stability |
±0.03 |
| mV Measurement Range |
-1400 mV ~ +1400 mV |
| Solution Temperature Compensation |
0°C ~ 60°C |
| Measured Liquid Temperature |
5°C ~ 60°C |
| Temperature Measurement Range |
-10°C ~ 60°C |
| Repeatability |
0.03 |
| Maximum/Minimum Value |
Yes |
| Backlight Display |
Yes |
| Data Hold |
Yes |
| Low Voltage Reminder |
Yes |
| Operating Environment |
0-35°C; 0-80%RH |
| Power Supply |
9V battery |
| Product Net Weight |
Approx. 205g |
| Product Size |
159*66*31 mm |
Feature

- High-Precision pH Measurement: Offers accurate pH readings within a 0.00 to 14.00 range, making it ideal for industrial water testing applications.
- Automatic Temperature Compensation: Ensures consistent pH readings by automatically adjusting for temperature changes, with support for both Celsius and Fahrenheit units.
- Max/Min Value Recording: Tracks and displays maximum and minimum pH values, allowing easy monitoring of fluctuations during testing.
- Backlit LCD Screen: Features a clear, backlit display that ensures easy readability, even in low-light conditions.
- Waterproof Probe: Designed with a durable, waterproof pH probe, perfect for reliable performance in various water environments.
- Temperature Unit Switching: Allows users to toggle between Celsius and Fahrenheit for temperature measurements, offering flexibility for different preferences.
- Sensitive Glass Probe: Equipped with a highly sensitive glass ball probe that retains moisture for more accurate, long-lasting measurements.
- Ergonomic Button Layout: Built with durable, tactile buttons for comfortable and efficient operation during extended testing sessions.
- Long-Lasting Battery: Powered by a 9V battery with extended standby time, ensuring dependable use in fieldwork or industrial environments.
- Portable, Detachable Design: The detachable unit and probe design enhance portability, making it convenient for on-the-go testing.
Dimension and Detail

Application
Tips: What kind of liquids can this pH meter measure?
This pH meter is suitable for measuring a wide variety of liquids, including water, solutions in laboratory settings, beverages, and other liquids in industrial or agricultural applications. It can accurately measure the pH of most non-viscous solutions, provided they fall within the temperature range of 5°C to 60°C.