Instant notifications — Get alerts when your existing smoke or CO alarms go off whether you’re at home, or away.

Mounts in minutes near existing alarms, no tools or wiring. Place within 6 inches of existing smoke or CO alarms.

Add 24/7 Pro Monitoring with a compatible Ring subscription — Emergency response for break-ins, fires, and more, with no multi-year contracts.

No base station required — connects over Amazon Sidewalk for simple, flexible coverage throughout your home and beyond (Amazon Sidewalk required for use; coverage may vary).

This device does not detect fire, smoke or carbon monoxide. For best performance, use with detectors that are 10 years old or less and comply with all applicable standards.