There's never a good time for your car battery to die, but it's even worse if you find yourself in an emergency. What if there was a way to take matters into your own hands instead of waiting for ...

There’s never a good time for your car battery to die, but it’s even worse if you find yourself in an emergency. What if there was a way to take matters into your own hands instead of waiting for ...

This article is part of Gizmodo Deals, produced separately from the editorial team. We may earn a commission when you buy through links on the site. A dead car battery on a dark road during winter is ...