![First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com](https://m.media-amazon.com/images/I/7144ir1zaOL.jpg)
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com
![First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com](https://images-na.ssl-images-amazon.com/images/I/612jnRAL4kL._AC_UL600_SR600,600_.jpg)
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com
![First Alert BRK 7020BSL Hardwired Hearing Impaired Smoke Detector with LED Strobe Light , white - Amazon.com First Alert BRK 7020BSL Hardwired Hearing Impaired Smoke Detector with LED Strobe Light , white - Amazon.com](https://images-na.ssl-images-amazon.com/images/I/51Ht5rqJmyL._AC_UL210_SR210,210_.jpg)