Wireless smoke detector 433MHZ 868MHZ frenquency LYD-608W

Introductions:

*0% of all home fire deaths occurs in homes with no alarms or no working alarms, and nearly one quarter of smoke alarms in reported fire are not working. Our battery operated optical smoke alarm are designed to help protect you and your family from the dangers of fire.

This unit is smaller in diameter giving it a discreet design. This model is powered by a 9V battery, providing continuous protection, even during power outages.This easy-to-install unit includes a test to verify the detection electronics are working as intended. Please install the smoke alarms on every floor of your home, in hallways, inside bedrooms, and outside of sleeping areas and replace smoke alarms every *0 years.

 Specifications:

* Smoke Sensitivity:                   0.**6 dB/m to 0.*4 dB/m    
* Power Supply:                          9V Carbon Zinc/Alkaline/Lithium Batttery 
* Battery Life:                             >*2months    
* Low battery life:                       >*0days    
* Alarm indicator:                       continuously emitting red light and shounder          
* Alarm sound level:                   >*5dB at *0 feet (3m)    
* Temperature:                           0°C - *0°C    
* Humidity:                                 *0%**0%RH, no condensation or icing
* Dimensions (L x W x H):          **0**1mm