The Best Portable AC Battery Pack
If you want to power or charge an AC-based device such as a laptop when power outlets are out of reach, get the Jackery PowerBar. We researched 23 models and spent 40 hours testing 12, and we found the PowerBar to be the most affordable option with all the most important features: It produces enough power output to charge large laptops and has the capacity to recharge those laptops at least once, it offers reliable power without extra electrical noise, and it has a compact, lightweight design.
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