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expiredppxyz1 | Staff posted Dec 23, 2022 03:22 PM

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expiredppxyz1 | Staff posted Dec 23, 2022 03:22 PM

First Alert Carbon Monoxide Detector w/ 9V Battery & Two Silence Features (CO250) $19.21 + Free Shipping w/ Prime or on Orders $25+

$19

$37

48% off

Amazon

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Amazon [amazon.com] has First Alert Carbon Monoxide Detector w/ 9V Battery & Two Silence Features (CO250) for $19.21. Shipping is free w/ Prime or on Orders $25+

Features as listed on Product Page:

Includes 9-Volt Battery and all necessary mounting hardware
Electrochemical CO Sensor is the most accurate technology available
Two Silence Features Silence Low Battery Chirp For up to 8 Hours
End of Life Signal
Tamper Resistant Locking Pin Locks Alarm Cover to Prevent Removal of Battery

Includes 9-Volt Battery and all necessary mounting hardware
Electrochemical CO Sensor is the most accurate technology available
Two Silence Features Silence Low Battery Chirp For up to 8 Hours
End of Life Signal
Tamper Resistant Locking Pin Locks Alarm Cover to Prevent Removal of Battery

Price Intelligence

Model: Carbon Monoxide Alarm, Electrochemical Sensor, 85 dB @ 10 ft Audible Alert, 9V

Deal History

Sale Price

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Post Date	Sold By	Sale Price	Activity
11/25/22	Amazon	$15	1
11/20/22	Amazon	$15	3
11/15/22	Amazon	$15 frontpage	21
05/16/22	Amazon	$17	1

Current Prices

Sort: Lowest to Highest | Last Updated 1/8/2026, 03:42 AM

Sold By	Sale Price
Amazon	$25.99

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Home & Home Improvement Home Security & Safety First Alert Amazon

First Alert Carbon Monoxide Detector w/ 9V Battery & Two Silence Features (CO250) $19.21 + Free Shipping w/ Prime or on Orders $25+

$19

$37

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