The First Alert SA320B Battery Powered Smoke Alarm offers double protection against both smoldering and flaming fires. The SA320B Battery Powered Smoke Alarm utilizes both photoelectric and ionization smoke sensors to provide maximum protection. This great smoke alarm has two latching features, the alarm latch, and the low battery latch.
The First Alert SA320B Battery Powered Smoke Alarm also has two silence features that include low battery silence and alarm silence. Smoke alarm is powered by two AA batteries. The First Alert SA320B Battery Powered Smoke Alarm employs Optipath 360 technology to provide you with maximum protection. The SA320B Battery Powered Smoke Alarm is backed by a ten-year manufacturer warranty.
All BRK First Alert Electronics smoke alarms meet UL 217 standard and are listed with the California State Fire Marshal. They use the new UL mandated repeating 85-decibel alarm horn pattern. 10-year limited warranty. Alarm meets codes for Massachusetts, Iowa and other areas that require battery-powered Photoelectric and Ionization smoke sensing technologies. For a full list of states and cities requiring 10 Year alarms click here.