Smoke Detector,3 Packs Photoelectric Smoke Alarm Fire Alarm with Light Sound Warning 9V Battery (Included) Powered Fire Safety for Home Hotel School etc Passed UL Certification
- ...ologyOur photoelectric smoke alarm with Photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder for hours before bursting into flames..
- Sound& LED warningWhen the alarm senses products of combustion and goes into alarm,the red LED will flash rapidly(one flash per second).The rapid flashing LED and pulsating alarm will continue until the air is cleared or the test button is released.Smoke alarms can only sound their alarms when they detect smoke or detect combustion particles in the air.They do not sense heat,flame,or gas..
- Easy InstallationCan be installed in several minutes. Coming with screws and bracket. Powered by one 9V battery(included), it will not be affected by power outage. When an intermittent "chirp" accompanied by a red LED flash every 32 seconds indicates a low battery..
- Suitable for multiple placesThis smoke alarm does not contain any radioactive material. Smoke alarms should be installed in every room (except the bathroom and kitchen), finished attics and basements, making sure the people in your home will be able to hear and respond to the alarm sound..
- Maintenance TipsPlease test it once a month to ensure that the smoke alarm works properly. Please clean up the ....