The First Alert SMI100-AC Smoke Detector & Alarm is designed to provide reliable fire protection for residential and commercial spaces. This hardwired smoke alarm features AC power with battery backup to ensure continuous operation, even during power outages.
Built with advanced sensing technology and a loud 85-decibel alarm, this unit helps keep your home and family safe by providing early warning in case of smoke or fire.
Ideal for bedrooms, hallways, living areas, apartments, and rental properties.
✅ Key Features
✔️ Genuine First Alert Smoke Detector – Model SMI100-AC
✔️ AC Powered with 9V Battery Backup for Continuous Protection
✔️ Photoelectric Smoke Sensor for Fast and Accurate Detection
✔️ Loud 85dB Alarm for Immediate Warning
✔️ Hardwired Installation for Reliable Performance
✔️ Interconnect Compatible – Links with Other Alarms (If Supported)
✔️ Test/Silence Button for Easy Maintenance
✔️ LED Indicator Shows Power and Alarm Status
✔️ UL Listed and Safety Certified
✔️ Brand New – Carefully Packaged for Safe Shipping
We accept returns within 30 days of purchase. Please note that the product must be unused, in the same condition you received it, and in its original packaging.
Shipping Information
We typically ship your order the same business day (Monday–Friday). Our goal is to get your package to you as quickly as possible. In most cases, you can expect delivery within 2 to 5 business days.
