| Sampling method | diffusion |
| Detect gas | Hydrogen H2 |
| Range | 0~1000ppm |
| resolution | 1ppm |
| Display unit | PPM, mg/m3 can be switched with one click, and the concentration value is automatically converted by the system |
| Display | Monochrome dot matrix 128 * 128 LCD graphic display |
| Backlight | The backlight time can be manually set, and the backlight can be automatically turned on when the alarm is called. |
| Data storage | 100,000 group storage data, storage interval 10-3600 seconds adjustable (optional function) |
| alarm record | Store 10,000 alarm records, which can be viewed directly on the instrument (optional function) |
| Power Supply | 3.7V rechargeable lithium battery, Battery Capacity 2300mA |
| Operating Time | 200H continuously |
| Explosion-proof sign | Exia ⅡCT3 |
| Protection level | IP65 |
| Operating temperature | -20~50℃ |
| Environmental humidity | 0~90% RH non-condensing |
| Shell material | ABS + leather case |
| Dimension | 131*83*35mm |
| Machine Weight | 200G (without Accessories) |
Warranty days: 365 days