First Alert SM300-AC combines dual sensors, hardwired power with battery backup, and interconnect capability for early detection of both fast-flaming and slow-smoldering fires.

Hardwired smoke and carbon monoxide detector with interconnect capability, offering combined protection and reliable performance.

Reliable hardwired smoke alarm with battery backup to maintain operation during power loss.

Smart smoke and CO detector with smartphone alerts and broad interconnect compatibility, including with older Nest Protect systems.

Battery-powered smoke and CO detector offering dependable performance without hardwiring.

Affordable battery-powered smoke alarm that’s easy to install and maintain.

Hardwired combination smoke and CO alarm for enhanced safety from multiple hazards.

Sealed 10-year battery design eliminates frequent battery changes and low-battery chirps.

Mature smart smoke alarm with clear alerts, color-coded lighting, voice notifications, and fast smartphone alerts.

Z-Wave smart alarm compatible with Ring and other hubs, offering photoelectric sensing and app alerts.

Dual-sensor RF interconnected smoke and CO alarm with long-life lithium batteries for whole-home coverage.

Wireless interconnected smoke detector bundle with remote controller for comprehensive coverage.

Hardwired interconnected smoke and CO alarm with battery backup for reliable operation.

Basic smoke alarm meeting UL standards with wireless connectivity to other alarms in the home.

Smart smoke detector with advanced features and optional app use for flexible operation.

Smart smoke and CO alarm designed for seamless integration with Google Nest systems.

Smart smoke and CO alarm with Ring integration for connected home safety.