


🚨 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 minimize false alarms, and an electrochemical CO sensor for reliable carbon monoxide detection. It includes a loud 85dB siren and voice alerts with 11 programmable locations to pinpoint threats, plus an easy-access battery drawer for hassle-free maintenance. Trusted since 1958, it’s engineered for modern, connected home safety.











| ASIN | B000EVO7C2 |
| Alarm | Audible |
| Batteries | 2 AA batteries required. (included) |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Best Sellers Rank | #5,361 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #23 in Smoke & Carbon Monoxide Alarms |
| Brand | First Alert |
| Color | White |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,881) |
| Date First Available | December 7, 2003 |
| Global Trade Identification Number | 00029054002457 |
| Included Components | Smoke detector, batteries |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 3.2 ounces |
| Item model number | SCO500 |
| Manufacturer | First Alert |
| Material | FIRST ALERT SCO501CN-3ST ONELINK Battery-Operated Combination Smoke & Carbon Monoxide Alarm with |
| Number Of Pieces | 1 |
| Number of Items | 1 |
| Part Number | SCO500 |
| Pattern | SCO501CN-3ST |
| Power Source | Battery Powered |
| Product Dimensions | 2"D x 5"W x 5"H |
| Sensor Type | electrochemical,photoelectric |
| Size | 1-pack |
| Style | Standard Detection |
| UPC | 029054002457 |
| Voltage | 120 Volts |
| Warranty Description | 7 Year |
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