We tested the best hand-crank radios to find out which ones could help you stay prepared in emergencies. In addition to our reviews, this shopping guide includes shopping tips to help you find the ...

Although smartphones nowadays come with big batteries. But still, due to increased use, the battery starts to drain quickly.

Why hand-crank ... It's the "perfect emergency item," writes one user. The radio is "loud" and lasts "all night on a full charge." The portable charger is "absolutely essential for [my] home ...

During an emergency situation ... and cranked by hand, the generated energy can be transferred through the battery terminals to a connected device. So, he cut a USB charger cable in half ...