First Alert Onelink Wi-Fi Smoke and Carbon Monoxide Alarm

Receive instant notification when there's a smoke or carbon monoxide emergencyAlarm works with Amazon Alexa, allowing for simple voice integration with your alarm10-year battery backup means no costly battery replacements for the life of the alarm and no low battery chirps in the middle of the nightAlarm was designed to last for 10 years, the longest time permitted by the national fire codeEasy installation, set up directly from your iPhone or iPadRequires iOS 10 or laterEasily replace existing or install new hardwired alarms into your home's electrical systemComes with an easy adapter plug