85-decibel alarm sounds if smoke is detected Real-time smartphone notification 10-year* battery lasts the lifetime of your Smoke Alarm Self-Test feature: regular checks of the Smoke Alarms state The smoke detector that alerts you wherever you are The Netatmo Smart Smoke Alarm lets you know in real time if it detects smoke in your home. If youre at home, the 85-decibel alarm goes off just like a conventional smoke alarm. If youre away, it instantly sends a notification to your smartphone. Take immediate action, wherever you are. A decade of serenity thanks to a 10-year battery Smoke alarms last a maximum of 10 years. The Netatmo Smart Smoke Alarm is equipped with a unique 10-year* battery. Its so practical. You never have to replace the batteries, and when you receive a low-battery alert you know its time to replace your smoke alarm. The smoke alarm that tests itself The Netatmo Smart Smoke Alarm checks itself to make sure it is working correctly. The Self-Test feature monitors the