Carbon Monoxide Alarm 10year worry free **new in box**

Carbon Monoxide Alarm 10year worry free See Product Details Battery-operated carbon monoxide alarm; no hardwiring required 10-year lithium battery lasts the life of the alarm Protection during power outages and no low battery chirps Model#: 21029715 Sku#: 151533 Internet#: 203728677 This Kidde 10-Year Worry Free Carbon monoxide detector is easy to install and alerts your family when elevated carbon monoxide levels are detected in your home. Carbon monoxide alarms should be placed outside each sleeping area and on every level of the home. Additional CO alarms are recommended 5-20 ft from sources of CO such as a furnace, water heater, or fireplace. This alarm is powered by a 10-Year sealed-in, non-replaceable long life lithium battery. No hardwire installation required and no need to change the batteries over the 10-year life of the alarm. Simply replace the entire unit after 10 years. The digital display updates the current level of carbon monoxide every 15 seconds for additional piece of mind.