
Option 1 · First Alert
First Alert SMCO410 Smoke Detector & CO Alarm
Last updated October 2026
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A summary of selected recorded differences between these smoke & co detectors. Check the full specification table below for details and conditions.
These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.
Compare capabilities, compatibility and setup requirements.

Option 1 · First Alert
Last updated October 2026
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Option 2 · YoLink
Last updated September 2026
View full device profileWhat the catalog tells us
These counts describe the available data, not a quality score. More features do not automatically make a better device.
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Compare the stated test conditions. Catalog battery figures alone do not predict runtime in your home.
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Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.
Showing 37 of 37 rows. “Not recorded” does not mean “No”.
Works with Ring Base Station for notifications while away (Ring Alarm with Smoke and CO Listener required)
App, SMS and email alerts through a YoLink hub
End-of-life warning
Precision Detection reduces cooking nuisance alarms
Alexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak
Alexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak
Pairs with a SmartThings hub as a standard Z-Wave device
Precision Detection advanced sensing technology
Photoelectric sensor certified to UL 217 10th Edition and CAN/ULC S531
| Specification | First Alert SMCO410 Smoke Detector & CO Alarm | YoLink Photoelectric Smoke Alarm |
|---|---|---|
| Alerts | ||
| No | No | |
| Yes | No | |
YesCatalog noteWorks with Ring Base Station for notifications while away (Ring Alarm with Smoke and CO Listener required) | YesCatalog noteApp, SMS and email alerts through a YoLink hub | |
YesCatalog noteEnd-of-life warning | Yes | |
| No | No | |
| Connectivity | ||
| No | No | |
| No | No | |
| No | No | |
| No | LoRa (YoLink hub required) | |
| No | No | |
| Yes | No | |
| No | No | |
| Display | ||
| No | No | |
| Not applicable / unspecified | Not applicable / unspecified | |
| Features | ||
| No | Yes | |
| No | No | |
| Yes | Yes | |
| No | No | |
YesCatalog notePrecision Detection reduces cooking nuisance alarms | No | |
| No | Yes | |
| Integrations | ||
NoCatalog noteAlexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak | NoCatalog noteAlexa's smart home API has no smoke or CO alarm type: the only supported route is the Matter Smoke CO Alarm device type, which this alarm does not speak | |
| No | No | |
| No | No | |
| Yes | Yes | |
| No | No | |
YesCatalog notePairs with a SmartThings hub as a standard Z-Wave device | No | |
| Power | ||
| 10 years | 5 years | |
| Sealed lithium | Not recorded | |
| No | No | |
| Sensors | ||
| No | No | |
| No | No | |
| Yes | No | |
| No | No | |
| No | No | |
| No | No | |
YesCatalog notePrecision Detection advanced sensing technology | YesCatalog notePhotoelectric sensor certified to UL 217 10th Edition and CAN/ULC S531 | |
| No | No | |
The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.
Read our comparison methodology