| Range | 0~250ppm |
| resolution | 1ppm |
| Display unit | ppm |
| Applicable gas | nitric oxide |
| Alarm point | Can be set manually, different gas default alarm point is different |
| response time | T90<60s |
| Instruction method | LCD Real-time Data Display, System Status Light Emitting Diode, Sound, Vibration Indication Alarm and Low Battery Prompt |
| Operating Environment | Temperature -10~55 ℃; Humidity < 95% RH No condensation |
| Working Voltage | DC3.7V (lithium battery) |
| Explosion-proof sign | ExibIICT4Gb |
| Charging time | 4~6h |
| Operating Time | Continuous use of not less than 8h |
| Sensors Life | 2 years (depending on the environment) |
| size | 114 * 60 * 43Mm (excluding portable accessories) |
| Weight | ≤ 172G (without portable accessories) |
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;