- Brand:Â BRK ElectronicsApplication:Â Hardwire Quick Connect Plug IncludedColor:Â WhiteDimensions:Â 1.9 in 5.6 in 5.6 inSensor:Â IonizationSpecial Features:Â End-of-Life Warning,Precision Detection,Battery Backup,Hardwire Interconnectivity,Hardwire Quick Connect Plug IncludedStandard:Â Conforms to UL 217 8th Edition StandardType:Â Smoke Alarm