News 4 Investigates: There's more to a working smoke alarm than - KMOV.com

News 4 Investigates: There's more to a working smoke alarm than you might think

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Back side of a smoke alarm (Credit: KMOV) Back side of a smoke alarm (Credit: KMOV)

(KMOV.com) - Having working smoke alarms are extremely important, but there is something you may not know about the alarms you are relying on in your home.

News 4 Investigates Reporter Lauren Trager looked into why sometimes fresh batteries are not enough and how your family could be at risk.

To contact the St. Louis Fire Department about a smoke alarm, dial 314-533-3406.

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