First Alert SMCO100V-AC Interconnect Smoke & CO Alarm with Battery Backup – 6-Pack

Be alerted to the type of danger and its location in your home with the First Alert SMCO100V-AC Interconnect Hardwire Smoke & Carbon Monoxide Alarm. This 6-pack is designed for scalable safety, combining smoke and CO detection in a single unit, with a quick-connect plug for straightforward setup and a built-in battery backup to maintain protection during power outages. When paired with compatible alarms, it can form a whole-home warning system that helps you respond quickly and calmly.

Smart sensing that respects everyday life

First Alert’s Precision Detection technology balances advanced sensing with practical thresholds. The system aims to reduce cooking nuisance alarms while still offering early warning when real danger is present, helping you distinguish between routine activities and genuine emergencies.

• Precision Detection meets current industry standards for reliable performance
• Early warning capability to help you react in time

Voice and location alerts guide safe action

When danger is detected, the unit speaks and indicates the location, so you know which area is affected and can respond appropriately. This feature communicates the threat type and where it is in your home.

• Clear voice alerts identifying the danger
• Location cues to support quicker, calmer decision-making

Interconnected protection across your home

Interconnect compatibility means one alarm can trigger others in the network, providing a shared early warning across rooms and floors. This helps extend awareness to every living area without delay.

• Whole-home warning from a single event
• Expandable system with other First Alert alarms

Reliability during outages

The built-in battery backup ensures continued protection when power is out, so alerts remain possible even when household power is disrupted. It also provides steady 2-in-1 protection against smoke and CO.

• Battery backup maintains protection during outages
• Two-in-one protection for smoke and carbon monoxide

With six alarms in a single kit, this collection is designed to help you build a scalable safety network for larger homes or multiple living spaces. The quick-connect plug makes installation straightforward, and you can expand the system over time as needed.