1. Measuring range: 0 ~ ± 1999 mv
2. Accuracy: ± 2mv
3. Titration Accuracy: ± 0.02mL
4. Input impedance:> 1012Ω
5. Ambient temperature: 5 ~ 40 ℃
6. Relative humidity: ≤85%
7. Power supply voltage: AC220V±10%, 50Hz±10%
8. Power consumption: 20w
9. Weight: around 6kg