| Instrument level | Level 0.1 |
| mV range | -1400~1400mV |
| mV resolution | 1mV |
| mV electronic unit error of indication | ±0.2%FS |
| PH range | (0.00~14.00)pH |
| pH resolution | 0.01pH |
| An indication of pH electronic unit error | ±0.03pH |
| Power | Rechargeable lithium battery, power adapter (input: AC100~240V, output: DC5V) |
| Dimensions | 80*225*35mm |
| Weight | 0.4 |
Warranty days: 365 days
1. The warranty period is 1 year (the electrode is a consumable and is not covered by the warranty);
2. After-sales service is provided by the original factory;
3. Free maintenance during the warranty period (except for improper use), and long-term technical support outside the warranty period.