First Alert SMCO200V Battery-Operated 2-in-1 Smoke and CO Alarm with Voice and Location Alerts
First Alert SMCO200V Battery-Operated 2-in-1 Smoke and CO Alarm with Voice and Location Alerts
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First Alert SMCO200V Battery-Operated 2-in-1 Smoke and CO Alarm with Voice and Location Alerts

|31 ratings

Key item features

  • Dual Threat Detection: This alarm combines smoke and carbon monoxide detection into a single, slim-profile device, offering comprehensive protection against two common household dangers with a sleek, modern design.
  • Intelligent Voice Alerts: Features voice and location alerts that clearly specify the type of danger and its precise origin. Users can select from 11 pre-programmed home locations for personalized announcements.
  • Advanced Sensing Technology: Equipped with Precision Detection advanced-sensing technology, it minimizes nuisance alarms while efficiently detecting smoke from fast-burning synthetic materials. It complies with the latest industry standards.
  • Simple Battery Operation: Designed for easy installation, this battery-operated unit requires no electrical rewiring, providing flexible placement options and ensuring functionality during power outages.
  • User-Friendly Features: Includes a convenient test/silence button for maintenance and an end-of-life warning to indicate replacement time. It emits an 85 dB alarm at 10 feet.
  • Complete Installation Kit: Comes with essential accessories including a mounting bracket, necessary installation screws, and two AA alkaline batteries, facilitating immediate setup.
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4.7 out of 5 stars
stars
31 ratings14 reviews
How item rating is calculated
  1. 5 stars84% (26)
  2. 4 stars6% (2)
  3. 3 stars6% (2)
  4. 2 stars0% (0)
  5. 1 star3% (1)
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Showing 1-3 of 14 reviews

Aug 20, 2026
Reviewer name: Julie
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Speaks instructions to you,

Very impressive quality . The unit speeds to you for set up and location of placement in the home. Will be buying more . Thank you

Helpful?66W8MZKMRRB817564151064
Jul 15, 2026
Reviewer name: Dave
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Smoke and CO-2 detector

A little tricky to set up but works great

Incentivized Review
Helpful?66W8MZKMRRB817564151064
Sep 9, 2026
Reviewer name: Laurie
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Lasts long than the other brand.The other brand only lasted 1 year.

Helpful?66W8MZKMRRB817564151064
Current price is $36.20
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