Title:
New Smoke Detector Home Security Fire Warning Alarm Sensor System Cordless.
Photoelectric Home Security Smoke Detector Fire Alarm Sensor System.
Smoke Sensor Detector Burglar Alarm System for Home Security.
Natural Smoke  Warning Detector Tester Alarm for Home Security System.



Features:
Brand new and high quality DC 12-24V smoke detector 
With high sensitivity 
This alarm can detect the Smoke.
This sensor reacts with the diffused smoke in the air directly and generates a linear voltage signal. 
When the detected smoke density reaches a preset value, the alarm emits a loud alarm signal to alert users in time.


Package included:
1 x Detector
1 x User manual
In original package