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



Features:
Brand new and high quality 
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.
Transmit Frequency: 315¡À0.2Mhz
Sensitivity of Smoke: accord with UL NO.217 standard
Coding Type: Fixed Code
Intensity of buzzer' volume: 85 decibel 10 foots
Humidity: 10% to 90%

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