The best of both worlds. This dual-sensor smoke alarm adds a second level of protection to your home with both ionization and photoelectric sensor technology. From First Alert.
- Includes SA320CN dual-sensor smoke alarm and 2 AA batteries
- Intelligent sensing
- Ionization and photoelectric smoke sensors
- Silence/test button
- Measures approximately 8-3/4" x 7" x 8-1/2"; weighs 0.7 lbs
- 10-year Limited Manufacturer's Warranty
- Made in China