The Windup Flashlight is a prototype for a mechanical flashlight with an LED. The idea: mechanical energy is created and stored by winding it up. As it unwinds, the generator slowly releases energy, powering the LED.

[via Design Boom]

UP YOUR QUOTA FOR JUST $15 A MONTH
PSFK’s Premium Subscription provides access to a database of over 100,000 articles featuring new ideas, interviews, analysis and opinion on the latest innovation in brand, customer and retail experience.
Already a subscriber? Log in
(powered by Wallkit)