Google Nest Protect 2nd Gen Wired Smoke & CO Alarm with Voice Alerts & Phone Notifications

The Google Nest Protect detects fast and slow-burning fires, and carbon monoxide. It provides voice alerts specifying the type and location of the issue. Features a Heads-Up alert before the alarm, silenced via phone. Sends phone notifications if triggered or batteries are low. Self-tests over 400 times daily, with a green glow confirming functionality. Offers up to 10 years of protection.