Healthible DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution
Healthible DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution, Digital Dissolved Oxygen Meter with Electrode Filling Fluid (No Backlight) **Portability and Convenience**Compact pen shape design, lightweight and easy to move, you can test water anywhere for the purest water. **High-Precision Sensors**With automatic temperature compensation function, it can automatically compensate the solution temperature 0-40 degrees, and can detect any 0.0-40.0mg/L liquid. **Rapid...