If you're suddenly hit with a blackout, this small gadget lets you charge your phone and power a light — no outlet needed.

Pity the lowly lead-acid battery. A century of use as the go-to method for storing enough electrons to spin the starter motor of a car engine has endeared it to few. Will newer technology supplant ...

Wilmington, Delaware, United States, Feb. 16, 2023 (GLOBE NEWSWIRE) -- Transparency Market Research Inc. - According to a TMR study, the global hand crank power generator market was valued at US$ 18.6 ...

If you are looking for a 3D printing project to keep you busy over the next couple of weekends, you might be interested in this awesome 3D printed hand crank generator that is capable of producing 30W ...

Between battery packs, solar chargers and even wood stoves that produce electricity, there are plenty of ways to power devices when in the wild. But there’s something reassuring about the ...

Add Yahoo as a preferred source to see more of our stories on Google. The Joyeky rechargeable hand crank lantern. Amazon If you’ve ever sat through a power outage watching your phone battery tick down ...

Discover how to transform everyday objects into useful energy devices in this exciting DIY science project. Learn step-by-step how to build mini generators from recycled DC motor components and create ...

A more than 120% increase in blackouts annually in the US in recent decades has left more and more Americans looking for a backup power supply when the grid goes down. The patented technology inside ...

The Genecon motor/generator is a motor or hand cranked DC generator that is used to drive another Genecon motor/generator and/or to light a series of LEDs. The Genecon motor/generators are fragile.