Learn More › Weather-related emergencies are often unpredictable, so stocking a survival kit with a hand-crank radio is one step toward keeping in touch with the world around you. Today’s ...

With six commercial 400F caps and a custom-built balance board, the bank takes a charge from a cheap 24V hand generator. The output is either to a heavy-duty lighter socket or some automotive ...

But what happens when there is no handy mains supply to recharge it from? Step in [Chleba], with a hand cranked generator. There are plenty of hand cranked generators to be found online ...