Rock Solid Hardwired Smoke Detectors With AA Battery Backup And Interconnectable Wiring For Whole House Coverage Includes Bright LED Indicators And A Kickin Loud Alarm In A Four Pack Setup

Four pack smoke alarm with backup power for home safety zones
✔️ 120V hardwired plus 2 AA backup, 85 dB alert, UL certified, white

This four pack of hardwired smoke detectors delivers reliable whole house protection through interconnected ceiling mounts. Residents install these units across living rooms, bedrooms, and hallways to catch threats fast while staying powered during grid failures.

✅ 85 decibel sound output triggers rapid evacuation response
✅ Enhanced sensor circuit cuts down kitchen cooking false positives
✅ Internal self testing keeps monitoring running without maintenance calls
✅ Green amber and red LED panels show instant system health status

💡 What does a hardwired smoke detector offer homeowners during unexpected blackouts?
Getting continuous electrical feed paired with solid backup cells stops you from going blind when the grid drops. Keeping your setup handy means trusting those spare alkaline packs to keep things rolling when mains fail.
- Standard 120 volt ceiling routing guarantees steady daily monitoring across every bedroom and hallway zone
- Two replaceable alkaline packs kick in instantly to keep warning tones loud and active until crew arrives
- Smart interconnection wiring lets multiple ceiling units talk so a single pocket spark wakes up the whole floor
- Built in test buttons let residents run quick weekly checks without ladder climbing hassle