DOWNLOAD THE APP
Customer Services
Copyright © 2025 Desertcart Holdings Limited
DOWNLOAD THE APP
🔥 Stay ahead of danger with 360° smart safety! 🔋
The First Alert BRK 3120B is a hardwired smoke alarm featuring dual photoelectric and ionization sensors for comprehensive fire detection. It includes a battery backup with an impressive 8760-hour lifespan to maintain protection during power outages. The patented Optipath 360 technology allows easy access for testing and maintenance, while a single button simplifies monthly testing and silencing false alarms. Dual latching indicators provide clear alerts for low battery or alarm origin, making it a reliable and user-friendly safety device.
| ASIN | B00O8MVW44 |
| Average Battery Life | 8760 Hours |
| Batteries | 2 AA batteries required. (included) |
| Batteries Required? | Yes |
| Batteries included? | Yes |
| Date First Available | 3 Oct. 2014 |
| Item Package Quantity | 1 |
| Item Weight | 331 g |
| Item model number | 3120FF |
| Manufacturer | First Alert |
| Part Number | 3120FF |
| Power Source | Battery Powered, Corded Electric |
| Product Dimensions | 14.48 x 14.48 x 6.1 cm; 331.12 g |
| Style | Classic |
Trustpilot
2 days ago
2 weeks ago