Eco Factor: Concept battery equipped with a hand-cranked dynamo.
While most electronic devices available on the market today come with built-in batteries, there are still some devices that need external AA or AAA batteries. Since these batteries don’t come with a system to let the user know about the amount of charge present in them, they can simply stop functioning at anytime.
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Industrial designer Jiang Qian is trying to make sure that you never run out of charge, even if you’re away from an electricity socket, by designing a concept battery that is equipped with a hand crank. Cranking the battery turns a miniature dynamo that generates electricity to juice up the battery.
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Via: YankoDesign
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