| Measuring object | Carbon Dioxide |
| Measuring range | 0~9999 PPM |
| Accuracy | ±70ppm or / ±5% reading (0~5000 PPM) |
| Resolution | 1PPM |
| Automatic shutdown | 30 minutes |
| Use time | about 4 hours |
| Charging time | about 3.5 hours |
| Working temperature | 0 ~ 50 ℃ |
| Working humidity | 20 ~ 90% RH |
| Power supply | Built-in 3.7V lithium battery |
| Size | 74mm × 71mm × 27mm |
| Weight | 60g |