Parameter:
Alarm volume: ≥ 85dB / receiving sensitive: -105dbm
Power supply: DC 9v-DC 28v / current: Static current≤ 800ua
Working temperature: -10-+50 degree
Working humidity: ≤ 90%rh (40 degree ± 2 degree)
Relay passive point output
Smoke sensitive: Apply to no. 217 standard
With high sensitive, more stable, lower power consumption, elegant
Easy install etc. Auto circuits and power supply checking, support
Stimulant alarm testing. Suitable for fire alarm of home, shop, karaoke hall, warehouse etc.