Sell smoke detector

Description

Specification: 
(Model: Home fire/smoke alarm system SFL***2) 

1. Sensor: England CIC-AEA chamber 
2. Operating voltage: DC 9V 
3. Working current: DC*2V, *4V 
4. Standby current: Less than *0uA 
5. Alarm current: *0mA - *0M 
6. Operating temp.: *5 to **0 degrees 
7. Working humidity: Less than *5%RH 
8. Alarm mode: Sound & flash alarm 
9. Alarm volume: *5dB/(*0 feet) 
*0. Sensitivity: Adapt to U***7 standard, 3.2% weak smoke per feet the detector respond 
Alarm output: Sound & flash alarm, auto reset after alarm(wired); 
Alarm transmitting 
F: **5M/**3M, transmitting distance: *0m(with block)(optional)(wireless) 
*1. Size: D*0.*9cm, Thick=3.*6cm 

Working Principle: 
To remind or contain gas leak quickly when leaked gas reachers gas concentration 

Application: Indoor