Hanna Instruments HI 9813-6N Waterproof pH/EC/TDS Temperature Meter Clean and Calibration Check for Growers, 0 to 50 Degree C, 9V Battery
- Starter set with portable, water-resistant meter for testing pH, electroconductivity, and total dissolved solids, provided with solutions and sachets.
- Calibration check function to validate instrument performance.
- Automatic temperature compensation (ATC) to eliminate the need for extra calculations.
- Alert system when low battery and potential measurement error.