The Jaq charges a smartphone using hydrogen fuel cells

The Jaq smartphone charger, from Swedish startup MyFC, is trying to swap lithium-ion batteries for hydrogen fuel cells. MyFC says it’s the world smallest and most powerful fuel cell charger in the world, and it lets you stay charged without ever having to touch a wall outlet.

Instead of plugging the charger into the wall and juicing up a standard battery, owners of the Jaq create a chemical reaction with a sealed card containing water and salt. You slip the card inside the charger and its 10 hydrogen fuel cells convert the resulting energy into 1,800mAhs. That’s nearly a full charge for an iPhone 6S or Samsung Galaxy S6, and it’s transferred to your phone via USB.

The company imagines consumers carrying 10 or 20 of Jaq…

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