First Alert SM300-AC (1046759) Interconnect Hardwire Dual Sensor Smoke Alarm W/ Battery Backup

Description

Ensure advanced home safety with the BRK 1046759 Dual Sensor Smoke Alarm. Featuring both photoelectric and ionization sensors, this hardwired alarm delivers rapid detection of both fast-flaming and slow-smoldering fires. The unit is interconnectable with other BRK and First Alert alarms, providing whole-home protection. Equipped with a 9V battery backup, it continues to safeguard even during power outages. A single test/silence button makes maintenance simple, and the tamper-resistant locking features help prevent unauthorized disabling. Ideal for residential installations, this UL-listed smoke detector ensures peace of mind with reliable fire detection technology.

Features:

• Dual sensor technology (ionization + photoelectric)
• Hardwired with battery backup (9V battery included)
• Interconnectable with up to 18 BRK/First Alert devices
• Latching alarm indicator and single test/silence button
• Tamper-resistant locking pin and mounting bracket
• Meets UL 217 standards for residential smoke alarms