First Alert

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Carbon monoxide detectors (3)

First Alert compared
Save	Product	Price
	First Alert 10-Year Battery Carbon Monoxide Alarm with Digital Display \| CO710	$44.00
	First Alert Battery Carbon Monoxide Alarm with Digital Display \| CO410	$39.95
	First Alert Battery Carbon Monoxide Alarm \| CO400	$21.99
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3 products

Prices from Amazon as of Oct 18, 2026 11:42 PM UTC. Product prices and availability are accurate as of the date and time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of the product. As an Amazon Associate I earn from qualifying purchases.