| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
| Item | Parameter |
| Detectiongas | O3 |
| MeasurementRange | 0~20ppm |
| Maxdetectingconcentration | 100ppm |
| Sensitivity | (0.60±0.15)A/ppm |
| Resolutionratio | 0.02ppm |
| Responsetime(T90) |