All-In-One Smoke And Carbon Monoxide Detector With Voice Alerts, Battery Backup, Hardwired 120V Interconnectable System, LED Indicator Lights, Easy Mounting, 4-Pack
✔️ Hardwired 120V interconnect with 2 AA battery backup, 4-pack
The unit is a hardwired interconnect smoke and carbon monoxide detector with battery backup (model KN-COSM-IBA). It combines fire and CO detection in a single device and is designed for homes and small offices. The 4-pack covers multiple rooms for complete protection and uses a front-loading battery door for easy backup battery replacement.
✅ 120VAC hardwired power with 2-AA battery backup
✅ Voice alerts announce Fire!, Warning! Carbon Monoxide!, or Low Battery
✅ Interconnects with select alarms (up to 18 initiation devices; 24 max interconnected devices)
✅ Front-loading battery door for easy backup battery replacement
✅ Test-Hush silences for about 9 minutes
✅ UL Certified with 10-year warranty
✅ Includes four detectors in the pack
💡 What is a hardwired interconnect smoke and carbon monoxide detector with battery backup used for? A handy safety device used to alert occupants to both smoke and carbon monoxide and to coordinate alerts with other connected detectors. - It runs on 120VAC with a battery backup - It interconnects with other alarms to sound together - It uses voice alerts and LED indicators - It carries UL certification and a 10-year warranty
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