Home Home & Garden Kidde Nighthawk Plug-In Carbon Monoxide Alarm w/ Battery Backup (3-Pack) $59.99 Home & Garden Kidde Nighthawk Plug-In Carbon Monoxide Alarm w/ Battery Backup (3-Pack) $59.99 By ARCOM - 20 March 2020 114 0 SHARE Facebook Twitter Go to the deal page: Kidde Nighthawk Plug-In Carbon Monoxide Alarm w/ Battery Backup (3-Pack) $59.99