Quote:
Originally Posted by Woody38
I have a Koolatron cooler which I can attach to a battery or plug in. It has a heat sink. I don't know just how long it will keep ice when not in its own cooling mode. I connect it directly to the battery.
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I am a retired workaholic and continuing aquaholic
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I have one of those for car trips. They keep drinks and snacks cold as long as it's cold to start with. Seems pretty sell insulated.