1. Working environment: 0-50 degrees
2. Power consumption: 2W
3. Measuring range: PH: 0.0PH; ORP: -1999-1999MV
4. Resolution: PH: 0.01PH; ORP: 1mv
5. Accuracy: PH: +/-(0.1%+0.02PH); ORP: +/-5mv
6. Setting control range: PH: 3.5~10.50PH; ORP: -500-500mv / 0-1000mv
7. Weight: 1370 grams