Thanks for the advice to those that offered it.
I decided to give this one a try:
Here we go.
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This is compact enough to sit almost anywhere and not weigh 50 lbs.
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Looks simple.
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If all fails, there are directions.
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Charging port on one end, jumper cable ports on the other.
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Common electrical ports.
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Simple charger unit.
It was at 76% when I opened the box, within 2 minutes...
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I stepped away for about 5 minutes and it was at 100%. I'll test it soon and report back.
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