X-Series Carbon Monoxide Alarms are interconnected wirelessly using the wireless plug-in module. Honeywell’s X-Series will comprise of a complete solution range of compatible Fire and CO alarms. They are easy to operate and use by the end-user. There activation and deactivation triggered by mounting plate. No wiring required, for a fixed wall or ceiling installation, fix the mounting plate first using plugs and screws. Then slide the alarm onto it, which automatically activates the alarm. Battery powered CO alarm range offers a 7 or 10 year maintenance-free lifetime. Three models provide different display options designed to enhance safety in critical situations, including a patent pending alarm evacuate visual indication.