Now that we have smartphones with 2K displays, 4 GB of RAM, and eight 64-bit cores, batteries have become the next obsession for many smartphone makers and researchers. From quick charging batteries to safer batteries and now to eco-friendly batteries, the smartphone’s power source is both a source of interest and potential profit to those can put down a stake first. British company Intelligent Energy might just be one of those, with its hydrogen-powered battery that can power an iPhone for a whole week before needing a recharge.
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https://www.slashgear.com/hydrogen-fuel-cell-powered-iphone-6-can-last-a-week-25399172/