100% Battery-Free, Human-Powered, Hand-Crank Eco Light

Modeled on the kind of manual pencil sharpeners (some of us) students grew up with by the doors of classrooms, this may be one of the more classy and convenient hand-powered lighting concepts yet created. And if that were not enough: as a bizarre bonus, you can even still sharpen pencils with it! A simple

BGA 57, Battery Handheld Blower

Ultimate Solar LED Flashlight W 1-Watt Spotlight, 7 LED Floodlight, Magnetic Base, Colored Lens Filters

Be Prepared! Battery-Free Flashlight, Radio, Siren & Cell Charger

Metakoo Cybertrack 100 E Mountain Bike-Metakoo Official Store

CCAT bike powered tools - Appropedia, the sustainability wiki

Stormproof Crank Radio Light

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Stormproof Crank Radio Light

Portable Power Pack

Lithium Cranking & Starter Battery for Car, 4wd, RV & Boat