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๐จ Stay ahead of danger with style and zero hassle!
The First Alert SMCO210 combines cutting-edge Precision Detection technology with a decade-long sealed lithium battery, delivering reliable 2-in-1 smoke and carbon monoxide protection in a sleek, slim-profile design. Engineered to reduce false alarms and eliminate battery maintenance, itโs the smart, hassle-free choice for millennial professionals prioritizing safety and modern aesthetics.











| ASIN | B0CJMMVST2 |
| ASIN | B0CJMMVST2 |
| Alarm | Audible |
| Batteries | 1 Product Specific batteries required. (included) |
| Best Sellers Rank | #57,652 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #15 in Smoke & Carbon Monoxide Alarms |
| Brand | First Alert |
| Color | White |
| Customer Reviews | 4.1 4.1 out of 5 stars (1,425) |
| Customer reviews | 4.1 4.1 out of 5 stars (1,425) |
| Date First Available | 9 January 2024 |
| Department | Unisex-Adult |
| Enclosure Material | Plastic |
| Item Dimensions D x W x H | 14.4D x 14.4W x 2.5H centimeters |
| Item Type Name | Combination Alarm |
| Item Weight | 0.41 Pounds |
| Item model number | SMCO210 |
| Manufacturer | Resideo |
| Manufacturer | Resideo |
| Mfr Part Number | SMCO210 |
| Model Number | SMCO210 |
| Number of Items | 1 |
| Operating Humidity | 10-95% RH |
| Power Source | Battery Powered |
| Product Dimensions | 14.4 x 14.4 x 2.54 cm; 185.97 g |
| Product Style | Smoke, CO |
| Sensor Type | Photoelectric |
| UPC | 029054022233 |
| Unit Count | 1 Count |
R**N
Easy to Mount and you donโt have to change the batteries. Just replace the whole thing. I prefer this over the ones you need to replace the batteries every year. One less thing to think about. I did use this one to replace an older model. It did start randomly going off, I guess that is even you know to change it. Not sure tbh
C**E
Great house warming gift. Feel good about practical gift.
P**C
I am a 75 year young lady and found these easy to install. Excellent safety device to have in every room of your home for safety. They are compact and easy to replace. Great brightness! Highly recommended!!
C**S
Slim profile, 10 year battery, voice alert scare during set-up and testing - you think there is CO2 in the air and or/smoke - only testing it's 'voice'. If you are quick enough it can be set to announce a certain room, in my case I wasn't so it says master bedroom in living room, doubt I can change it. Nice unit, bought along with this brand's non-talking model. 5-STARS
B**B
If I could give these no stars I would. I purchased 2 of these in Feb to replace some old wired smoke detectors. Install was easy. The trouble came in Sept when one of them started to malfunction and give an alarm all the time when there was no smoke or heavy fumes. Nothing. Also it was not a CO alarm but a smoke. At all hours of the day and night. I finally got so sick of it that I pulled it off the ceiling and wrapped it in a blanket as my poor dog was shaking violently every time it went off. Put it back up a week later. Same problem. So I tossed it. Now here we are in Nov and the other one I bough is doing the same thing. Going off for no reason. Even wrapped in a blanket it was still going off. So I put it out on the porch. With fresh air and everything. And it continued to go off sitting outside intermittently for 2 more days before it too went in the trash. We are of course outside the return window. So I spent $80 to not have any smoke detectors in the house and will have to shell out more money again to buy another brand. These werent old. Both had been up less then 9 months when they malfunctioned. Dont waste your money on these unless you like your pets being traumatized at 2am when the thing randomly goes off for no reason and wont stop.
Trustpilot
2 months ago
2 weeks ago