| Range | 0 ~ 999 ppm | 
| Resolution | 1ppm | 
| Accuracy | ± 5% of reading or ± 2ppm (whichever is greater) | 
| Sensor type | High stability of the electrochemical carbon monoxide sensors | 
| Sensors life expectancy | Three-year life | 
| Manual Record | 99 document (s) (read data from the LCD display) | 
| Memory capacity | 999 pen (read data from the LCD display) 10,000 pen (download to PC)
 | 
| Operating environment | 0  ~ 50 C15 ~ 90% RH
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| Power supply | 9V battery | 
| Battery Life | About 100 hours | 
| Size | 170 (L) x 52 (W) x 38 (H) mm | 
| Weight | About 180g (with battery) | 
| Attachment | Manual, batteries, carrying case, software CD (1372R), RS-232 cable (1372R) |