Universal Security Instruments Battery, Carbon Monoxide Alarm
Universal Security Instruments Battery, Carbon Monoxide Alarm
Hero image 0 of Universal Security Instruments Battery, Carbon Monoxide Alarm, 0 of 9
USI

Universal Security Instruments Battery, Carbon Monoxide Alarm

|6 ratings

Key item features

  • Clear LCD Display - Easily monitor CO levels and status
  • Audible Alarm - A loud, piercing alarm alerts you to dangerous CO concentrations
  • Tricolor indicator visually indicates alarm status for quick identification
  • Long-lasting battery power operates on (2) included replaceable AA batteries

About this item

Product details

Specifications

Warranty

Warnings

Customer ratings & reviews

5 out of 5 stars
stars
6 ratings4 reviews
How item rating is calculated
  1. 5 stars100% (6)
  2. 4 stars0% (0)
  3. 3 stars0% (0)
  4. 2 stars0% (0)
  5. 1 star0% (0)
Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.
Sort by |

Showing 1-3 of 4 reviews

Aug 24, 2026
Reviewer name: Darin
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Works great and I got it on sale.

I got this on sale and it's worked great. I would recommend.

Incentivized Review
Helpful?308QGQ7UIC4018175150635
Sep 3, 2026
Reviewer name: Samantha
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great

Works very well and does the job

Incentivized Review
Helpful?308QGQ7UIC4018175150635
Sep 8, 2026
Reviewer name: John
Top Reviewer
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great deal

Great deal

Incentivized Review
Helpful?308QGQ7UIC4018175150635
Current price is $27.97
Price when purchased online
  • Free Holiday returns until Jan 31
Walmart Protection Plan by Allstate

(Only one option can be selected at a time)

How do you want your item?

Try 30 days for just $1! Choose a plan at checkout.
How do you want your item?
Ships to
Arrives by Thu, Oct 8
Sold and shipped by Walmart.com
Extended holiday returns
Free Holiday returns until Jan 31
This item is gift eligible
walmart plus

Try 30 days of Walmart+ for just $1!

T&C apply.