First Alert 2 Pack 10 year Battery-Powered Photoelectric Smoke Detector 2 pk 1046736

The First Alert SMI105-AC Interconnect Hardwire Smoke Alarm with 10-Year Battery Backup uses First Alert's Precision Detection advanced sensing technology and meets new industry standards. Interconnect multiple alarms together to help provide an early warning throughout your whole home and have peace of mind knowing the 10-year battery backup provi... moredes continuous protection in the event of a power outage.

Two-pack of slim 10-year photoelectric smoke alarms provides reliable whole-home coverage with First Alert Precision Detection technology, delivering early warning of smoldering fires while reducing nuisance alarms from cooking. Each unit features a low-profile design that mounts close to the ceiling and runs on a sealed 10-year lithium battery, el... moreiminating battery replacement and low-battery chirps for the life of the alarms.