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 ...

A standard part of travel kit for the 2020s is now a battery pack — a hefty lithium-ion cell with onboard electronics for USB charging, that ensures all of our devices stay topped up while we’re out ...

A standard part of travel kit for the 2020s is now a battery pack — a hefty lithium-ion cell with onboard electronics for USB charging, that ensures all of our devices stay topped up while we’re out ...

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 ...

If you have a 3D printer handy and are looking for a new project to keep you busy over the weekend and beyond you may be interested in this new 3D printable working hand crank power generator. The ...