My alarm keeps beeping with a Low Battery message?
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It sounds like the battery in your main panel needs to be replaced. The battery is located in the main panel box of your system. This box is typically found in a utility room, closet or attic. Usually the battery is a 12V and can be purchased at a hardware store. If you continue to have issues, you will need to contact your installation company. If you do not have a security company, you can contact an Authorized Honeywell dealer here.