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| Project | Indicators and Parameters | |
| Alcohol sensor type | Electrochemical fuel cell alcohol sensor | |
| Range: | 0mg/100ml~630mg/100ml (breath alcohol concentration） | |
| Resolution | 0.1mg/100ml | |
| Indication error | Alcohol gas concentration range（C/(mg/100ml） | Error |
| C<0.400 | 士0.020mg/100ml | |
| 0.400≤C<1.000 | 士5% | |
| C≥1.000 | 士20% | |
| Indication repeatability | Alcohol gas concentration range (C/(mg/100ml) | Error |
| C<0.400 | 0.06mg/100ml | |
| 0.400≤C<1.000 | 0.06mg/100ml | |
| C≥1.000 | 6% | |
| Calibration cycle | 6 months | |
| Operating temperature range | -5°C~40°C | |
| Storage temperature range | -20°C~70°C | |
| Blowing continuity detection | 2.5 seconds (flow: ≥ 20L/min) | |
| Display
| 128*160 color screen | |
| Machine size | about 138mm (length) X 68mm (width) X 30mm (thickness) | |
| Battery | Rechargeable lithium battery | |
| Instrument weight | about 140g (including battery) | |
| Double detection mode | contact + non-contact | |
| Query records | 10 test records | |
| Charging | Android charging port | |
| Language setting | Switch between Chinese and English | |
