| Place of Origin | Shanghai,china |
| Model Number | 4XR |
| LEL | 0-100%LEL in 1% increments |
| O2 | 0-30% of vol. in 0.1 vol increments |
| CO | 0-2000 ppm in 1ppm increments |
| H2S | 0-200 ppm in 1ppm increments |
| weight | 222g |
| Ingress protection | IP 67 |
| Display | LCD display |
Contact: VICT Industrial
Phone: +86 15805370899
Tel: +86 15563707858
Email: sales@chinavict.com
Add: Shandong.China