![First Alert Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com First Alert Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/76ba0620-4f0e-4a7a-af7e-e8976599b36b/09161900.jpg)
First Alert Battery-Operated Carbon Monoxide Detector in the Carbon Monoxide Detectors department at Lowes.com
![Lunarlipes Handheld Carbon Monoxide Meter, Portable Carbon Monoxide Detector, Professional-Grade CO Sensor Tester with LCD Backlit Display, 0-1000PPM Range for Industrial & Home (Battery Not Included) - Amazon.com Lunarlipes Handheld Carbon Monoxide Meter, Portable Carbon Monoxide Detector, Professional-Grade CO Sensor Tester with LCD Backlit Display, 0-1000PPM Range for Industrial & Home (Battery Not Included) - Amazon.com](https://m.media-amazon.com/images/I/612ZUJP9pgL.jpg)
Lunarlipes Handheld Carbon Monoxide Meter, Portable Carbon Monoxide Detector, Professional-Grade CO Sensor Tester with LCD Backlit Display, 0-1000PPM Range for Industrial & Home (Battery Not Included) - Amazon.com
![Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot](https://images.thdstatic.com/productImages/5f140589-a413-4f04-84b5-ca065d2f6f56/svn/kidde-carbon-monoxide-detectors-21029915-4f_600.jpg)
Kidde Firex Plug-in Carbon Monoxide Detector, 9-Volt Battery Backup and Digital Display, CO Detector 21029915 - The Home Depot
![Portable Carbon Monoxide Detectors, Co Detector With Clear Lcd Display, Mini Size Co Notification Function(co Detector Range 0-1000ppm) | Fruugo US Portable Carbon Monoxide Detectors, Co Detector With Clear Lcd Display, Mini Size Co Notification Function(co Detector Range 0-1000ppm) | Fruugo US](https://img.fruugo.com/product/6/07/932622076_max.jpg)
Portable Carbon Monoxide Detectors, Co Detector With Clear Lcd Display, Mini Size Co Notification Function(co Detector Range 0-1000ppm) | Fruugo US
![X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector with Large Silence Button, over 820 ft Transmission Range, XP01-W - Walmart.com X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector with Large Silence Button, over 820 ft Transmission Range, XP01-W - Walmart.com](https://i5.walmartimages.com/asr/e8e63e06-1028-48b7-93cd-3f118b4acc58.05d20fadf013dd25de1dc2bbc4bfe4f1.jpeg)
X-Sense Wireless Interconnected Combination Smoke and Carbon Monoxide Detector with Large Silence Button, over 820 ft Transmission Range, XP01-W - Walmart.com
![REED Instruments - Natural Gas, Carbon Monoxide & Refrigerant Detectors; Detector Type: CO Meter; Display Type: LCD; Humidity Range: 10 to 90% - 10165991 - MSC Industrial Supply REED Instruments - Natural Gas, Carbon Monoxide & Refrigerant Detectors; Detector Type: CO Meter; Display Type: LCD; Humidity Range: 10 to 90% - 10165991 - MSC Industrial Supply](https://cdn.mscdirect.com/global/images/ProductImages/1016599-21.jpg)
REED Instruments - Natural Gas, Carbon Monoxide & Refrigerant Detectors; Detector Type: CO Meter; Display Type: LCD; Humidity Range: 10 to 90% - 10165991 - MSC Industrial Supply
![SMART SENSOR Handheld Carbon Monoxide Detector Meter with High CO Gas Tester Monitor Detector Gauge LCD Display Sound and Light Alarm 0-1000ppm - Walmart.com SMART SENSOR Handheld Carbon Monoxide Detector Meter with High CO Gas Tester Monitor Detector Gauge LCD Display Sound and Light Alarm 0-1000ppm - Walmart.com](https://i5.walmartimages.com/asr/a6925454-9413-4aff-bb82-437906260095_1.2ff16b2a63899b734192a8e8fb520592.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
SMART SENSOR Handheld Carbon Monoxide Detector Meter with High CO Gas Tester Monitor Detector Gauge LCD Display Sound and Light Alarm 0-1000ppm - Walmart.com
![LSENLTY Portable Carbon Monoxide Detectors, CO Detector with Clear LCD Display, Mini Size CO Notification Function(CO Detector Range 0-1000PPM), CO detectors for Camping and Travel Indoor Outdoor - Amazon.com LSENLTY Portable Carbon Monoxide Detectors, CO Detector with Clear LCD Display, Mini Size CO Notification Function(CO Detector Range 0-1000PPM), CO detectors for Camping and Travel Indoor Outdoor - Amazon.com](https://m.media-amazon.com/images/I/61YlysZlvaL.jpg)