







🚨 Stay safe, stay smart—because your peace of mind can’t wait!
The First Alert SMCO100 is a battery-operated combination smoke and carbon monoxide alarm featuring advanced Precision Detection technology to minimize false alarms. It offers reliable 2-in-1 protection, easy installation without wiring, a convenient test/silence button, and an end-of-life alert to ensure continuous home safety.







| Brand | First Alert |
| Style | Precision Detection |
| Power Source | Battery Powered |
| Color | White |
| Product Dimensions | 5.6"D x 5.6"W x 1.9"H |
| Item Weight | 0.52 Pounds |
| Alarm | Smoke, CO |
| Sensor Type | Photoelectric |
| Global Trade Identification Number | 00029054022066 |
| Number of Items | 1 |
| Manufacturer | Resideo |
| UPC | 029054022066 |
| Part Number | 1046776 |
| Item Weight | 8.2 ounces |
| Item model number | SMCO100 |
| Batteries | 2 AA batteries required. (included) |
| Size | 1-Pack |
| Pattern | SMCO100 |
| Item Package Quantity | 1 |
| Included Components | AA Batteries |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Warranty Description | 10 Years Limited |
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