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X-Sense SC07-WX Smart Smoke and CO Alarm

The SC07-WX is powered by a single included CR123A battery, which should be replaced annually. Its built-in Bluetooth and Wi-Fi (2.4GHz) radios allow you to connect the alarm to the X-Sense Home ...
CNET

Know Your Smoke Alarm: Here's What the Different Lights and Sounds Mean

No one tells you what those different beeps or on-off lights on your smoke detector mean. Here's what you need to know.
The Daily News of Newburyport

State fire officials urge residents to replace expired smoke alarms

State Fire Marshal Jon M. Davine and the Fire Chiefs Association of Massachusetts (FCAM) are teaming up this month to draw ...

8 reasons your smoke detector is beeping and how to fix it

The sound and frequency of a smoke detector's beeping helps indicate what the problem is, from a false alarm to needing a new ...