Carbon Monoxide Detectors 2 Pack, Replaceable Battery CO Alarm Detector with Digital LCD Display, CO Alarm for Home,Depot （AA Battery not Included）

Price: $18.99 - $16.99
(as of Feb 09, 2026 07:25:36 UTC – Details)


Our carbon monoxide detection alarms are UL 2034 tested. UL Testing Institute is the most authoritative in the United States, and it is also the industry standard for electronic products in the United States, and it has been approved by the US federal agency to perform tests, so rest assured to buy Features of carbon monoxide alarm: 1: Easy to install, very simple 2: The backlight display of the display screen, when the danger comes, you can immediately see the degree of co on the display screen, and make a better judgment 3: Test/Reset button 4: Low battery indication 5: Power saving function Information About Carbon monoxide Detector Power Supply: 2* AA Size 1.5V batteries(Battery not Included) Sensor type: Electrochemical CO sensor Standby Current: <70uA(with LCD) Alarm Current: <35mA Alarm tone: 85 decibels Operating Temperature: -10~50C, Relative Humidity:25~85%R.H Detecting level range: 000-999PPM Error: +/-10% Size:3.937（inch）*3.937（inch）*1.378（inch） Weight:160g Package Include: 2 x Carbon Monoxide Alarms 2 x Screws，2 x Nuts 1 x User Manual Notes: 1. The carbon monoxide alarm is designed to detect carbon monoxide gas. Not suitable for smoke detection or any other gas detection. 2. Before installing the carbon monoxide detector, peel off the back cover of the carbon monoxide alarm product, and then put the battery into the carbon monoxide detector. (battery not included)
Fast and Accurate Detection – features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.To ensure complete protection make sure to place one on each level of your home and in each bedroom.
Easy Installation – The carbon monoxide detector is easy to install without rewiring. It can be mounted on wall or ceiling（Please refer to the instruction manual for the specific location of the carbon monoxide sensor installation）, This CO detector includes mounting screws and anchors,. It is an ideal carbon monoxide quotation device for home use
The carbon monoxide detector alarms and continuously monitors carbon monoxide levels to ensure the safety of your family. Powered by 2 1.5V AA batteries (not included), portable and easy to install, no socket required, not affected by power failure, can be installed anywhere!
LCD Digital Display and LED Indicators – Simple to use,with a single test/reset button,when a dangerous level of carbon monoxide is detected the red LED Digital will flashes and a loud alarm pattern will sound–Loud 85 decibel alarm with LED Flash.
Alarm standard – 30ppm，the display displays the concentration;50ppm, alert within 60 to 90 minutes; 100ppm, alert within 3 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.
Package Includes & WARRANTY – 2×carbon monoxide detectors,1×manual, 2 screws, 2 anchor plugs.If you meet any quality issues with CO alarms, just contact us via or Amazon question message, We will consistently spare no effort to provide good service and experience for every customers!
Carbon monoxide alarm installed battery status(not included battery): When the carbon monoxide detector is installed with a battery, the product will emit a “beep” alarm sound and then enter the standby state. During the standby process, the green light will flash once every 60 seconds, which means the product is normal Work