First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White

Specifications:

* Complies with all current 10-year legislation in U.S. states/cities where required
* Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires
* Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install
* Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace the unit
* To ensure complete protection make sure to place one on each level of your home and in each bedroom. Same features as SA340CN and SA340B but adds Sealed Battery Technology.
* First Alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 (Based on a First Alert Brand Trust Survey in February 2018)
* No Battery Changes for the Life of the Alarm; 3V Lithium Power Cell Included
* Ionization Sensor
* Perfect Mount allows for easy alignment of alarm
* 10-year limited warranty
* No Battery Changes for the Life of the Alarm; 3V Lithium Power Cell Included
* Ionization Sensor
* Perfect Mount allows for easy alignment of alarm
* 10-year limited warranty