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Message: <blockquote data-quote="jrdnhsnbrg" data-source="post: 8173664" data-attributes="member: 643734"><p>Get another car battery in your trunk and wire it up to an isolator, then hook the dash cam in to there. If I understand how an isolator works, it allows the engine to charge both batteries when the engine is running but whatever is hooked up to the second battery will only drain that battery.</p></blockquote><p></p>

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