![Amazon.com: FIRST ALERT Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST , White : Everything Else Amazon.com: FIRST ALERT Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST , White : Everything Else](https://m.media-amazon.com/images/I/612jnRAL4kL._AC_SY355_.jpg)
Amazon.com: FIRST ALERT Hardwired Wireless Smoke Alarm with Photoelectric Sensor and Battery Backup, SA521CN-3ST , White : Everything Else
![Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com](https://m.media-amazon.com/images/I/61dgL2SmmYL._AC_SS450_.jpg)
Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com
![Kidde Recalls Dual Sensor Smoke Alarms Due to Risk of Failure to Alert Consumers to a Fire | CPSC.gov Kidde Recalls Dual Sensor Smoke Alarms Due to Risk of Failure to Alert Consumers to a Fire | CPSC.gov](https://cpsc-d8-media-prod.s3.amazonaws.com/s3fs-public/892_1.jpeg)
Kidde Recalls Dual Sensor Smoke Alarms Due to Risk of Failure to Alert Consumers to a Fire | CPSC.gov
![First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White - Combination Smoke Carbon Monoxide Detectors - Amazon.com First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White - Combination Smoke Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/61tI9Tu-zIL._AC_SS450_.jpg)
First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White - Combination Smoke Carbon Monoxide Detectors - Amazon.com
![Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com](https://m.media-amazon.com/images/I/61Ywjvi+9kL._AC_SS450_.jpg)
Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com
![Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else](https://m.media-amazon.com/images/I/41JL2VkJkuL._AC_SS450_.jpg)
Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else
![FIRST ALERT SCO5CN Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated and FIRST ALERT SA320FF Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging - - Amazon.com FIRST ALERT SCO5CN Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated and FIRST ALERT SA320FF Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging - - Amazon.com](https://m.media-amazon.com/images/I/51bZ4ODokYL._AC_SS450_.jpg)
FIRST ALERT SCO5CN Smoke Detector and Carbon Monoxide Detector Alarm | Battery Operated and FIRST ALERT SA320FF Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging - - 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://m.media-amazon.com/images/I/71AmBw7+v1L._AC_SL1500_.jpg)
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com
![Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com](https://m.media-amazon.com/images/I/61JyohbF+LL._AC_SL1200_.jpg)
Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com
![Smoke and Carbon Monoxide Detector Alarm,10-Year Battery (Not Hardwired),Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check,AJ-938 - - Amazon.com Smoke and Carbon Monoxide Detector Alarm,10-Year Battery (Not Hardwired),Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check,AJ-938 - - Amazon.com](https://m.media-amazon.com/images/I/51FcIw4EtXS._AC_SL1500_.jpg)
Smoke and Carbon Monoxide Detector Alarm,10-Year Battery (Not Hardwired),Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check,AJ-938 - - Amazon.com
![Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com](https://m.media-amazon.com/images/I/711+jzA8YQS._AC_SS450_.jpg)
Kidde Battery Dual Photoelectric and Ionization Sensor Smoke Detector Alarm | Model Pi9010 - - Amazon.com
![First Alert BRK 7010BFF-3 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 3-Pack , White - - Amazon.com First Alert BRK 7010BFF-3 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 3-Pack , White - - Amazon.com](https://m.media-amazon.com/images/I/7130c7dxIAL._AC_SY450_PIbundle-3,TopRight,0,0_SH20_.jpg)
First Alert BRK 7010BFF-3 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 3-Pack , White - - Amazon.com
![Amazon.com: First Alert Slim Photoelectric Smoke Alarm with 10-Year Sealed Battery, PR710, White : Everything Else Amazon.com: First Alert Slim Photoelectric Smoke Alarm with 10-Year Sealed Battery, PR710, White : Everything Else](https://m.media-amazon.com/images/I/518GJrNNjTL._AC_SS450_.jpg)
Amazon.com: First Alert Slim Photoelectric Smoke Alarm with 10-Year Sealed Battery, PR710, White : Everything Else
![Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - Amazon.com](https://m.media-amazon.com/images/I/612u7FFi8YL._AC_SL1500_.jpg)
Photoelectric Smoke Alarm, ARDWOLF 2 Pack Fire Alarm with UL Listed GS528A Battery-Operated (9V Battery Included), 10 Years Life Time, Save Lives When Fire Happen at Home - - 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://m.media-amazon.com/images/I/7144ir1zaOL._AC_SY741_.jpg)
First Alert BRK 7010B Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup , White - Smoke Detectors - Amazon.com
![Amazon.com: Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert : Everything Else Amazon.com: Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert : Everything Else](https://m.media-amazon.com/images/I/61HzX4sq5VS._AC_SY355_.jpg)
Amazon.com: Kidde Smoke Detector with Lithium Battery, LED Lights & Replacement Alert : Everything Else
![X-Sense 10-Year Battery Smoke and Carbon Monoxide Alarm with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01, 5-Pack - - Amazon.com X-Sense 10-Year Battery Smoke and Carbon Monoxide Alarm with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01, 5-Pack - - Amazon.com](https://m.media-amazon.com/images/I/71bLVPIavwL._AC_SY355_.jpg)
X-Sense 10-Year Battery Smoke and Carbon Monoxide Alarm with Display, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Auto-Check, SC01, 5-Pack - - Amazon.com
![First Alert BRK 7010BFF-6 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 6-Pack , White - - Amazon.com First Alert BRK 7010BFF-6 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 6-Pack , White - - Amazon.com](https://m.media-amazon.com/images/I/71RdOCAPd0L._AC_SX522_PIbundle-6,TopRight,0,0_SH20_.jpg)
First Alert BRK 7010BFF-6 Hardwired Smoke Detector with Photoelectric Sensor and Battery Backup, 6-Pack , White - - Amazon.com
![Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else](https://m.media-amazon.com/images/I/61MLRUElYzL._AC_SY355_.jpg)
Amazon.com: First Alert SA320CN Dual-Sensor Smoke and Fire Alarm, Battery Powered, Frustration-Free Packaging, GRAY, 1 Pack : Everything Else
![First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White - Combination Smoke Carbon Monoxide Detectors - Amazon.com First Alert Powered Alarm SCO5CN Combination Smoke and Carbon Monoxide Detector, Battery Operated, 1 Pack, White - Combination Smoke Carbon Monoxide Detectors - Amazon.com](https://m.media-amazon.com/images/I/51K3GFIsb8L._AC_SY355_.jpg)