Modder Ben Heck has created a simple and sustainable DIY power source for cellphones and other small devices.

As we look to become independent of the grid and fossil fuels, solar and wind power can sometimes prove problematic in certain climates where these resources are not easily gathered. One solution is to use small generators that can be charged through human interaction.

Electronics modder Ben Heck has created just such a device, a DIY phone charger that uses the power source from a hand-cranked flashlight. Watch a video demo below:

[via: Hack N’ Mod]

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