YIERYI pH-2 Plus Water Quality Test Pen – Accurate and Portable pH Meter

The YIERYI pH-2 Plus Water Quality Test Pen is a precise and portable solution for measuring water pH levels. With a measurement range of -2.00 to 16.00 pH and an easy-to-read backlit LCD display, this device is perfect for ensuring water safety and quality in various applications. Its high-precision probe, automatic calibration, and reset functions make it a user-friendly tool for professionals and households alike.

Note: Standard Package Includes 3 Buffer Powders

The YIERYI pH-2 Plus Water Quality Test Pen comes with 3 pH buffer powders (pH 4.00, pH 6.86, and pH 9.18) for accurate calibration. These powders ensure that you can calibrate the device easily and maintain its precision over time.

Key Features

• Wide pH Range: Measures from -2.00 to 16.00 pH, covering a broad spectrum of water conditions.
• High Accuracy: Advanced sensor technology ensures precise readings with a resolution of 0.01 pH.
• Automatic Calibration: Built-in calibration system simplifies setup for quick and reliable results.
• HD Backlit LCD: Provides clear readings, even in low-light environments.
• Compact and Portable: Weighs just 76g with a protective cap for easy carrying.
• Power-off Data Storage: Automatically saves measurements when powered off.

Applications

1. Aquariums: Maintain optimal pH levels for aquatic life health.
2. Swimming Pools: Monitor water safety and balance pH levels.
3. Fish Farming: Ensure the best water conditions for aquaculture success.
4. Drinking Water Testing: Verify pH levels in tap or filtered water for safety.
5. Laboratories: Perfect for research requiring precise water pH analysis.
6. Agriculture: Monitor irrigation water for soil health and plant growth.

Specifications

Why Choose YIERYI pH-2 Plus?

1. Precision: Accurate readings with 0.01 pH resolution.
2. Ease of Use: One-button calibration and intuitive interface.
3. Portability: Lightweight and compact for on-the-go testing.
4. Durability: High-quality construction with long-lasting battery life.
5. Versatility: Ideal for personal, agricultural, and scientific needs.

FAQs

1. How do I calibrate the test pen?
Simply press the "CAL" button and follow the on-screen instructions for automatic calibration.

2. Can it be used for saltwater aquariums?
Yes, the YIERYI pH-2 Plus is suitable for both freshwater and saltwater applications.

3. Does it save data after turning off?
Yes, it features a power-off data storage function for your convenience.

How to Use ？

1. Power On the Device

   • Remove the protective cap from the glass probe.
   • Press the ON/OFF button to turn on the test pen.

2. Calibrate the pH Meter

   • Immerse the probe in the provided calibration solution (e.g., pH 4.00, 6.86, or 9.18).
   • Press the CAL button and follow the on-screen instructions for automatic calibration.
   • Rinse the probe with distilled water after calibration.

3. Test the Water Sample

   • Submerge the glass probe into the water sample. Ensure the probe is fully immersed.
   • Wait a few seconds for the reading to stabilize.
   • The pH value will display clearly on the LCD screen.

4. Save or Record Data

   • After obtaining the pH reading, use the reset function if needed or record the data.
   • The device automatically stores data upon powering off.

5. After Testing

   • Rinse the probe thoroughly with clean water to remove any residue.
   • Replace the protective cap to prevent damage and prolong the probe's life.

6. Power Off the Device

   • Press the ON/OFF button to turn off the test pen. If no operation is performed, the device will automatically shut off after a few minutes.

Tips for Best Results

• Always use fresh calibration solutions to maintain accuracy.
• Avoid testing in extremely hot or corrosive liquids.
• Store the device in a cool, dry place to protect the glass probe and internal components.