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 ...

“It's very reassuring to have during power outages.” ...

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. In case of an emergency, a portable weather radio can be ...

The Leaton Hand Crank Solar Radio is a great option for off-grid cabins, emergency power outages, travelling, camping, and ...

Whether you are hanging in the backyard or spending a night outdoors at a camping site, you need the proper lighting to keep you safe. For those who want something that is portable and battery-powered ...

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 ...

A manual mobile phone charger will allow users to make calls even if the battery has run flat. The clockwork charger consists of a small hand crank attached to a dynamo. Turning the crank generates ...

If you’ve ever sat through a power outage watching your phone battery tick down — or worse, found yourself off the grid with no way to call for help — then you already know how clutch a backup power ...