SCN Smoke Alarm

Photoelectric smoke alarm with a 10-year sealed lithium battery. You won't need to worry about battery changes or nuisance beeps due to low batteries, for the entire life of the detector. Low profile, slim design. 85 dB Easy installation. Alarm status LED indicator. Single test/silence button. End of life warning notifies you when the alarm needs to be replaced. Includes easy twist mount and hardware. 10-year limited warranty.