The only way to know your smoke alarm is functioning and ready (except for letting your turkey burn in the oven) is to test it. And tests don't just confirm that smoke detectors have power -- they can ...

When you buy through our links, Business Insider may earn an affiliate commission. Learn more The best smoke detectors are a necessity for every home, quickly detecting fire, smoke, and carbon ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Liam McCabe Modern homes are full of synthetic materials that burn fast and ...

Editor's Note Dec. 31, 2025: We combed through this article to ensure all of our product recommendations are in stock. The Google Nest Protect seems to no longer be available, so we removed it from ...