X-Sense Wireless Interconnected Battery Powered Smoke Detector Fire Alarm with Over 820 ft Transmission Range, SD19-W, Pack of 6

Model:SD19-W;
Color:White;
Size:6-Pack;
Pattern:Fire Alarm;
Style:RF Interconnected Model;
Material:ABS Material;
Included Components:6 × Smoke Alarms SD19-W with Sealed 10-Year Lithium Battery, 12 × Screws and Anchor Plugs, 1 × User Manual;