| Concentration measurement range | 0-100000ppm - m |
| Accuracy | ±10%@10000ppm - m |
| Optical power | Comply with GB3836.1-2010 Article 6.6.2 standard：Working spectrum：1650 nm infrared laser CLASS level |
| Indication spectrum | 520nm visible laser class III R |
| Protection Class | IP65 waterproof and dustproof |
| Working voltage | 3,7-4,2 VDC |
| Working temperature | -30~70℃ |
| Security Certification | Exib IIC T4 Gb & CE ATEX |
