Meaning battery back-up
What does battery back-up mean? Here you find 2 meanings of the word battery back-up. You can also add a definition of battery back-up yourself
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battery back-upIs an extra means of protection built-in to some security systems that rely upon traditional power to work. In the event of a power failure, battery backup will kick-in to keep the system up in runnin [..]
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battery back-upA back-up power source that powers your security system in the event that the main power to your home or business fails. A battery back-up is intended for temporary use (24 to 48 hours) and ensures th [..]
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