“Does this unit have backup battery installed. If so, how remove. Thank you.”

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• No it does not have a battery back up installed.

  Answered by Robert 6 years ago

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• This one does not which Most cable modems do not so just get a upc to plug it into. But reality if the power out it really won't matter.

  Answered by Shipwreck 6 years ago

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• no it does not have battery backup

  Answered by Adamk 6 years ago

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