![First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com](https://mobileimages.lowes.com/productimages/6bef1463-7097-48b1-90e4-91f055ae231c/11204188.jpg?size=pdhism)
First Alert BRK 6-Pack Hardwired Combination Smoke and Carbon Monoxide Detector in the Combination Smoke & Carbon Monoxide Detectors department at Lowes.com
![Need help with this carbon monoxide detector as getting problems and its chirping/ showing yellow light. Detector model is a BRK CO850MBXi. Full description of problem in comments. Any help would be Need help with this carbon monoxide detector as getting problems and its chirping/ showing yellow light. Detector model is a BRK CO850MBXi. Full description of problem in comments. Any help would be](https://preview.redd.it/h6sbmfw4p1m71.jpg?width=640&crop=smart&auto=webp&s=0b4d262d4daec37c79d4b3ed5ba0dc80a13abbfc)
Need help with this carbon monoxide detector as getting problems and its chirping/ showing yellow light. Detector model is a BRK CO850MBXi. Full description of problem in comments. Any help would be
![BRK CO850MBXi Carbon Monoxide Detector, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools BRK CO850MBXi Carbon Monoxide Detector, Mains Powered with 9 V Battery Backup : Amazon.co.uk: DIY & Tools](https://m.media-amazon.com/images/I/61jBv6UiSGL._AC_UF894,1000_QL80_.jpg)