Review: Anker’s 2nd Gen Astro E7 triples any iPad Air’s run time with an insane 25,600mAh of powerThere are hundreds of external battery packs out there, and most of them are highly similar to one another: cosmetics aside, their capacities, features, and pricing tend to be predictable. Anker’s 2nd Gen Astro E7 ($80) is a complete outlier. It has the highest capacity of any external battery pack I’ve ever tested, yet it’s […]<img alt="" border="0" src="
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Review: Anker’s 2nd Gen Astro E7 triples any iPad Air’s run time with an insane 25,600mAh of power
