Specification :

smoke alarm ,smoke detector,smoke sensor ,fire alarm

Feature:
1)Independent mode: it works as wireless auto smoke and fire detector alarm.
2)Compatible mode: it works with our burglar alarm system.
3) widely used for kitchen and no smoking place.
4)self-detector and automatically give an alarm warning to users. When it works with our burglar alarm, with LED indicated, it sends a wireless signal to alarm host if detecting smoke hydronium. and then it alarms and the alarm host auto-dials the pre-setting telephone or mobile phone
5) Alarm condition required: the smoke density with time reaches the limit. or the "test" button on the detector is pressed.

Characteristics
Power : 9V ,12V DC current : quiescent current of less than 10 mA current police work in between 20 ~ 50mA smoke sensitivity : comply with UL Standard 217
Working Environment
Temperature :- 40 ° C -45 ° C relative temperature : 10% -90% volume : 85 Db (in 10 feet)
Installation
Choice suitable place to installing and using two screws to fix the back of the plank on the wall. The detector is a sealed device, and does not allow open, Please put the battery into the battery box or corrected connect all of connecting wire. The detectors will be installed on the two columns on the back of the plank, and a clockwise rotation, convinced that the installation of the two columns have been installed down-detector back.