Put next level smoke and CO detection in the palm of your hand with the Kidde Smart Smoke and Carbon Monoxide Detector, Ring App Enabled for Real-Time Notifications, Hardwired Alarm, AA Backup Battery. Help protect what matters most with cutting-edge sensing technology and seamless Ring App integration. Today’s fires burn faster and hotter than ever before, that's why Kidde has partnered with Ring to create smart smoke and CO alarms. This Ring App enabled smoke and CO alarm features enhanced sensing technology to reduce nuisance alarms** often caused by cooking and sends fast alerts when smoke or CO is detected. Crystal-clear voice alerts on the alarm announce “Warning, Carbon Monoxide” or “Fire!” to help identify which hazard is detected in your home. Optional Ring subscription with 24/7 smoke and CO monitoring for $5/month allows trained agents to request emergency help in case of alarm.* Powered by 120V AC wiring with two AA backup batteries (included) to help ensure you’re protected during outages. Experience whole home smart connectivity by adding one smart detector to your existing Kidde hardwired alarms*** and get real-time notifications on the Ring App home or away, including smoke, CO and low battery warnings.