VTOMAN Jump 1500 expandable power station review: More battery for less money

When it comes to portable power stations, I’m inclined to say that the ability to store and carry with you a significant amount of energy is priceless. But of course these days you can put a price tag on nearly anything. With portable power stations, that’s usually about $1/watt and $1/watt-hour, expandable auxiliary battery are helping lower prices on these convenient new forms of energy storage.

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