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A digital carbon monoxide alarm with temperature and humidity display, featuring power, fault, and alarm indicators, as well as a self-test button. It's designed for wall plug-in installation.

3-in-1 Carbon Monoxide Detector $20

$19.99
$49.99
Save 60%
Woot!
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Editor Insights

This 3-in-1 Carbon Monoxide Detector drops to $19.99 at Woot. All other stores are charging $24-$35. The plug-in detector also displays temperature and humidity. Shipping is free when you log into your Prime account, or it adds $6.

How to Get It

Get free shipping when you log into your Prime account.

Posted by Julie V. 2 hours ago

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