First Alert Precision Detection 10-Year Battery Smoke/CO Alarm, 3-pack

First Alert Precision Detection 10-Year Battery Smoke/CO Alarm, 3-pack Protect your entire home with this comprehensive 3-pack of dual-function smoke and carbon monoxide detectors. Each unit features advanced precision detection technology that quickly identifies both smoke and dangerous CO levels, giving you critical early warning when it matters most. The sealed 10-year battery eliminates the hassle of annual replacements while delivering reliable, maintenance-free protection for a full decade. Easy wall or ceiling installation makes setup straightforward, and the included mounting hardware gets your home secured in minutes. Ideal for families prioritizing comprehensive safety across multiple rooms and levels.