Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2017-12-17 10:33
68
By certification [File Integrity]
heimen(Mr.)


Beijing
Heiman Industrial Zone, No. 84 Fuqian Road, Guanlan Town, Longhua New District, Shenzhen, Guangdong, China (518110)
| Model number | HM-621THS |
| Operating voltage | 3V DC (2*1.5V AA alkaline batteries) |
| Static current | ≤10μA |
| Alarm current | ≤25mA |
| Alarm output | sound and flash alarm |
| Sending frequency | N/A |
| Interconnection | N/A |
| Sensitivity | 1.8%/ft ±0.8%/ft/150PPM ±50PPM |
| Sound level | 85dB/3m |
| Warm-up time | 3 minutes |
| Hush time | 10 minutes |
| Installation | wall or ceiling mounted |
| Working environment | -10 to +50°C, 5-95%RH |
| Dimensions | φ110*45mm |