Ensure continuous fire safety in your home with the First Alert Interconnect Hardwire Ionization Smoke Alarm with 10-Year Battery Backup. Featuring Precision Detection Advanced Sensing Technology, this alarm meets the latest industry standards to reduce nuisance alarms and quickly detect smoke from synthetic materials, providing dependable, early warning in case of a fire.

The hardwired design includes a quick-connect plug for easy installation and replacement, while the 10-year battery backup ensures uninterrupted protection, even during power outages. No need to replace batteries or deal with low-battery chirps for the life of the alarm.

This model also supports hardwire interconnectivity, allowing you to link up to 12 compatible First Alert or BRK alarms so that when one alarm sounds, all connected alarms activate for whole-home safety.

• Ionization sensor for fast detection of flaming fires
• Hardwired alarm with 10-year battery backup for uninterrupted protection
• Quick-connect plug for easy installation and replacement
• Precision Detection Technology reduces false alarms and improves responsiveness
• Interconnects with up to 12 compatible First Alert or BRK alarms for whole-home coverage
• No battery replacements or low-battery chirps for the life of the unit