21010161 Attributes: -Consists of end of life caution and also end of life hush function. -10 Years of battery life. -Sealed-in lithium power supply. -Advanced photoelectric sensing unit spots fragments connected with slow smoldering fires. -Alarm automatically activates when attached to installing brace. -Voice alarm system announces “fire”. Product Kind: -Smoke alarm. Alignment: -Wall/Ceiling Mounted. Source of power( s): -Lithium-Ion Battery. Installing: -Universal Mounting Bracket. Conformity, Standards: -UL Listed. Dimensions: General Elevation – Leading to Base: -1.4″. Overall Width – Side to Side: -5.22″. Total Deepness – Front to Back: -5.22″. Overall Product Weight: -1 lbs.
Sealed-in 10-year lithium battery
Instantly triggers when affixed to bracket
End of life caution