First Alert SMI100-AC Interconnect Smoke Alarm (3-Pack)
Interconnected hardwired smoke detectors with battery backup for continuous protection. Supports early warning across all compatible units and visual alarm indicator to identify the initiating unit
Highlights
- interconnectivity for whole-home alert
- battery backup ensures operation during outages
- visual indicator identifies initiating unit
Pros
- Interconnected alarms for shared warning
- Battery backup maintains protection during outages
- Visual indicator on unit that initiated alarm
- Easy installation noted by customers
- Advanced sensing technology reduces nuisance alarms
Cons
- Mixed reports on battery installation and power compatibility
- Some customers note wiring/connectors are not easily handled
Best For
Features
- Interconnected smoke alarms provide early warning via interconnect when one unit triggers
- Battery backup maintains protection during power outages
- Alarm indicator identifies which unit initiated the alarm
- Quick Connect Plug enables easy installation without rewiring
