| Battery Included | Yes |
|---|---|
| Power Source | Battery |
| Color | White |
| Item Diameter | 5 in |
| Item Depth | 2 in |
| Brand | First Alert |
| Type | Smoke Alarm |
| Number of Batteries | 1 |
| Unit Type | Unit |
| Manufacturer Warranty | 10 Years |
| Model | First Alert SMI100 |
| Features | Battery Backup, Photoelectric Smoke Sensor |
| Operating Sound Rating | 100 dB |
| Item Weight | 0.5 lb |
| Country of Origin | Mexico |
Check the listing for details. First Alert Smoke Alarm Detector, SMI100-3 Available. Color: White, Condition: New, Made in Mexico. Listed at 18.00 USD. The First Alert Smoke Alarm Detector SMI100 is a reliable and essential home security device that operates on battery power and includes three units in a pack. With a photoelectric smoke sensor and a battery backup, this alarm provides peace of mind with a 10-year manufacturer warranty. Its compact size, at 5 inches in diameter and 2 inches in depth, makes it easy to install in various locations throughout the home. The white color and sleek design fit seamlessly into any decor, while the 100 dB operating sound rating ensures that everyone in the household is alerted in case of a fire emergency. First Alert is a trusted brand known for its quality and safety products.