Testing your smoke detectors monthly and replacing their batteries annually is the most critical life-safety maintenance task in your entire home.
Identify the detector and battery type. Remove the detector or battery compartment.
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Add to AruHomeRushing through the process or using the wrong tools. Always use appropriate gear and follow recommended guidelines.
Modern alarms often come with a built-in lithium battery that lasts for the entire 10-year lifespan of the detector. You never change the battery; when the alarm starts chirping after a decade, you throw the whole unit away and buy a new one.
Inside every bedroom, outside every sleeping area (hallways), and on every level of the home including the basement.
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