Feel safer in your home, office or place of businesses by installing this Kidde Carbon Monoxide And Smoke Alarm Value Pack. This item is designed to protect your family in two ways. The battery-operated smoke alarm senses smoke and instantly alerts you in the event of a fire. It functions to give you advanced notice of carbon monoxide leaks, as well. The Kidde carbon monoxide and smoke alarm value pack comes with a mounting bracket and the necessary hardware for installation. Batteries are also included for both devices. The loud 85 decibel unit cuts through conversation and sleep, alerting you of danger. It also makes a warning chirping sound to let you know when its battery needs to be replaced, so you are never unexpectedly without protection. The Kidde smoke alarm value pack has a high-quality design and construction so it remains reliable for years.