5-in-1 Carbon Monoxide Detectors, Combination Natural Gas Leak Detector and Carbon Monoxide detectors Plug in with 9V Battery Backup, Travel Carbon Monoxide Detector with Voice Brightness Control Feyejade suitable for hiking

suitable for hiking

diameter shackle with 1-9/16 in

an elderly person not familiar with electronic products

Easy Installation: Featuring a small head design and double-headed structure

we adopt anti-glare

5-in-1 Carbon Monoxide Detectors, Combination Natural Gas Leak Detector and Carbon Monoxide detectors Plug in with 9V Battery Backup, Travel Carbon Monoxide Detector with Voice Brightness Control Feyejade suitable for hikingAbout this item Upgraded 5 in 1 Carbon Monoxide Detectors and Gas Leak Detector This Combination gas and carbon monoxide detector Built CO, Gas, Temp, Humidity and Sound, Brightness Control in one detector, Compact design, deliver fast, accurate detection to keep your safety. 9V Battery Backup Function A 9V battery backup can be installed to avoid the hassle of power outages. (9V Battery Not Included) 3 Level Control Sound & Brightness This portable