First Alert 1-Pack – Only $39.40 (34% OFF)
- First Alert item at a massive 34% discount.
- One of the lowest prices we've seen for this item on Amazon.
- You save $20.59 — great for budget-conscious shoppers.
- Perfect timing for home and garden projects.
- Trusted First Alert product — verified deal.
Cons: Check availability before purchase
- Home gardeners and anyone with outdoor plants.
- Ideal for flowers, vegetables, and lawn care.
- Shoppers preparing for spring or summer planting.
- Anyone looking for a deep discount on quality garden products.
The First Alert SMCO210 is a 10-year sealed battery combination smoke and carbon monoxide alarm featuring a slim profile design. It provides continuous protection against both smoke and CO threats for a full decade without the need for battery replacements. The compact, low-profile design blends seamlessly into any home decor.
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★ (1/5) Complete garbage 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.
★★★★★ (5/5) Seems as promised Seems to work like it should. Hope we don’t ever really have to find out.
★★★★★ (5/5) Amazon is the best!! 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!!
★★★★ (4/5) A good product but incomplete I believe the product will work well. I received no screws or mollies for the install.
★★★★★ (5/5) Helpful Perfect
★ (1/5) NOT WORTH IT! Literal junk and a waste of money, not gonna keep your family safe 👎🏻 I can’t believe what a disappointment this alarm is. Random false fire alarms defeats the purpose of having one. It scared my dog really bad too.I am so upset by this I felt inclined to warn the public.I guess it’s common in these newer models from what I read.The back of the alarm states that the alarm cannot be reactivated once you deactivate it. Lies.I was able to switch that on and off, which I’m guessing it’s not supposed to do.I used to trust this brand, as I had some of their alarms in th
★★★★★ (5/5) Affordable and adequate Easy to Install
★★★★★ (5/5) I buy again Work as it should has a 10 year battery after 10 years the detector will stop working