First Alert SMCO600NV Smart Smoke & Carbon Monoxide Alarm: Compatible with Google's Nest Protect Alarm
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Smoke alarms have long been the unsung heroes of home safety—until now. The First Alert SC5 Battery Smart Smoke and Carbon Monoxide Alarm doesn't just sit on your ceiling waiting for disaster. It's a tech-savvy guardian that texts you when trouble brews, thanks to its First Alert app integration. Whether you're binge-watching shows downstairs or halfway across the globe, this gadget keeps you in the loop. And for those already nesting in Google's smart home ecosystem? It plays nice with Nest Protect, adding another layer of defense.
But here's where it gets clever: Precision Detection Technology cuts through the usual false alarms (goodbye, burnt toast panic) while sniffing out real threats with unnerving accuracy. And instead of just beeping like a deranged robot, it talks—clearly stating what's wrong and where. Imagine hearing "smoke detected in the kitchen" instead of a generic siren. That's the Heads-Up warning at work. Plus, it turns your home into a chorus of safety; when one alarm senses danger, the rest join in, ensuring no corner is left unheard. It's not just an alarm—it's a networked safety net.
- Sends alerts to your phone if smoke and CO are detected
- Interconnect so all compatible alarms sound together
- Notifies when batteries are low
- Voice alerts with Heads-Up warning
- Precision Detection Technology reduces nuisance alarms
- Compatible with Google's Nest Protect Alarm
General specs
- Brand: First Alert
- Model: SMCO600NV
- Seller: Amazon
- style: Battery
- power_source: Battery Powered
- color: White
- product_dimensions: 5.75"D x 1.6"W x 5.75"H
- item_weight: 1 pounds
- alarm: Audible
- number_of_items: 1
- batteries: 6 C batteries required. (included)
- included_components: 3V CR123A Lithium Batteries
- batteries_included: Yes
- batteries_required: Yes
- battery_cell_type: Lithium Ion
- First listed by seller: 8/5/25
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
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First Alert SMCO600NV Compatible with Google's Nest Protect Alarm
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| Brand | First Alert | Vestidos | HOME-Auto-001 | Toys Arts | CosyHome | Freedom BABY |
| Model | SMCO600NV | ZN292447 | ||||
| Color |
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| Price | $129.99 | $46.65 | $66.85 | $26.37 | $28.60 | $61.46 |
| Seller | Amazon | Joom | Joom | Joom | Joom | Joom |
| Update | August 5, 2025 | August 29, 2025 | August 31, 2025 | August 29, 2025 | August 29, 2025 | August 27, 2025 |
| Connectivity | Wireless | WiFi | WIFI | WiFi | ||
| Power Source | Battery | Battery-free | Battery | |||
Smart Smoke & Carbon Monoxide Alarm
Antoine S.
Marseille
August 17, 2025
as a freelancer who's often out or working from home, i wanted something reliable for safety, especially with the family around. this alarm does a good job overall—it's accurate and keeps me informed, which i appreciate. but for the cost, i expected fewer hiccups. the app integration is handy, but it's not perfect, and i had to fiddle with it to get things working right. it's solid, but not flawless. if you're a perfectionist like me, you might notice the small issues. still, it's better than the old ones, so i'd say it's worth it, just with some reservations. health and safety are big for me, so having this peace of mind is quite important, even if it's not the best out there.
- Pros: it texts me when something's wrong, which is great when i'm not home or even traveling. the way it speaks clearly about what and where the issue is instead of just beeping helps a lot, and it connects with other alarms so the whole house gets alerted. false alarms are rare, so no more panicking over burnt toast.
- Cons: the app can be a bit glitchy at times, and setup wasn't as smooth as i hoped. it's pricey for what it does, and i wish it integrated with more smart home stuff without extra hassle. the battery life is okay but not amazing.