Kidde P4010DCS-W Wireless Battery Powered Smoke Alarm

Intelligent Wire-free 10-year lithium battery operated Smoke Alarms offer a wire-free interconnected network that offers whole home protection. This alarm detects products of combustion using photoelectric technology. With Voice warning and Wireless Interconnection, when one alarm detects smoke, all units are alerted via a wire-free network. You do NOT need a home Wi-Fi system to use these units. Compatible with Kidde, FireX, Code One, and Sentinel products Kidde offers a full range of 120V AC wire-in life safety products with interconnect capability to provide the most immediate and complete system available.