Provide the peace of mind your family deserves with the First Alert ONELINK Wi-Fi Smoke & Carbon Monoxide Alarm. Unlike the human senses, this intelligent device is able to detect traces of both smoke and carbon monoxide and instantly alert you so your family can leave the home safely. Connecting to your home’s Wi-Fi network, the ONELINKE Wi-Fi Alarm is able to notify you immediately on your smartphone or tablet if there’s any risk. Easily installing into your home, the ONELINK Wi-Fi Alarm is also equipped with an incredible 10-year sealed battery so you won’t ever need to replace it. Detected of smoke and carbon monoxide is imperative in any home. Be sure you have the best with the ONELINK Wi-Fi Alarm.