Save money with this 24 pack of battery operated ionization smoke alarms. Niagara's Smoke and Fire Detector is easy to install and the mounting hardware is included. For maximum protection, install smoke alarms in every sleeping room, and on every level of your home. Ionization smoke alarms are generally more effective at detecting fast-flaming fires - fires which consume combustible materials rapidly and spread quickly. These alarms provide your home with protection even during a power outage.
- Ionization sensor smoke alarm for reliability and fast response time
- Loud 85-decibel alarm
- 5-year limited warranty
- Listed to UL 217 Standard
- Battery-operated; heavy duty 9V battery included