| Detect gas | sulfur dioxide SO2 |
| Range | 0~20ppm |
| resolution | 0.1ppm |
| alarm point | Low: 5 High: 10 ppm |
| Measurement Certificate number | Yuji 01000158 |
| Sampling method | diffusion |
| Display | 1.77 inch high definition screen |
| Alarm mode | Sound, light, vibration. |
| alarm characteristics | Alarm light: red LED flashing alarm, ≥ 20m alarm sound: buzzer alarm ≥ 75dB vibration alarm |
| Operating temperature | -20~50℃ |
| Power Supply | 3.7V rechargeable lithium battery |
| Sensors Life | 2 years |
| Charging time | Charging time less than 5 hours |
| Data Logging | 1000 sets of alarm records |
| standby time | Work continuously for more than 10 hours |
| Explosion-proof sign | Exib IIB T3 Gb |
| Expansion gas | Supports more than 30 types of Sensors, flexible configuration, and can be customized according to customer needs. |
| Environmental humidity | 0~95% RH non-condensation |
| Shell material | ABS |
| Dimension | 109*60*30mm |
Warranty days: 365 days