It's weird to think that there's a high-end power accessory market, but there is. Mophie pretty much dominates it with just a few special characteristics: a slightly more premium build quality, better materials, and high-end specs. Of course, Mophie's products also typically come with a sky-high price tag, and that's the case here with the Powerstation USB-C 3 XL. You get 45W of power on both USB-C input and output (with pass-through and different ports for each, too), a voluminous 26,000mAh capacity, and an exorbitant $200 MSRP to go with it. Unfortunately, it refused to work with any Chromebook I tested it with.

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