Specification:

70% 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 button 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 10 years.

Technique paremeter:

> 110-220V AC with 9V backup battery
>Static current≤10uA; 
>Aalrm current≤15mA
>Sound level:≥85dB/m
>Work Temperature: -10 °C+50°C
>Work humidity: ≤95 %RH
>Detecting area: 20 square meter
>Aalrm output: sound & flash alarm
>Certificate:EN14604 & CE & RoHS
>Size: Φ146*41mm