


🚨 Stay ahead of danger with smart, connected peace of mind!
The First Alert SCO501CN-3ST is a battery-powered combination smoke and carbon monoxide alarm featuring wireless interconnectivity with up to 18 units, a photoelectric smoke sensor to reduce false alarms, and an electrochemical CO sensor for reliable carbon monoxide detection. It includes an 85-decibel siren and voice alerts pinpointing the threat location, with easy battery replacement and a trusted 7-year warranty from a brand leading home safety since 1958.











| Brand | First Alert |
| Style | Standard Detection |
| Power Source | Battery Powered |
| Color | White |
| Product Dimensions | 2"D x 5"W x 5"H |
| Item Weight | 0.2 Pounds |
| Alarm | Audible |
| Sensor Type | electrochemical,photoelectric |
| Global Trade Identification Number | 00029054002457 |
| Material | FIRST ALERT SCO501CN-3ST ONELINK Battery-Operated Combination Smoke & Carbon Monoxide Alarm with |
| Number of Items | 1 |
| Manufacturer | First Alert |
| UPC | 029054002457 |
| Part Number | SCO500 |
| Item Weight | 3.2 ounces |
| Item model number | SCO500 |
| Batteries | 2 AA batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Size | 1-pack |
| Pattern | SCO501CN-3ST |
| Voltage | 120 Volts |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included Components | Smoke detector, batteries |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Warranty Description | 7 Year |
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