A dead car battery in the middle of the winter can leave you stranded at the worst possible moment. Sure, traditional jumper cables work in a pinch, but they rely on the kindness of a passing stranger. What if nobody is around? This is where a portable jump starter comes in. A portable jump starter gives you the power to revive your battery anytime, anywhere. Today’s portable jump starters go beyond just a quick boost, however. Some models are compact and lightweight so that you can toss them in your glove compartment. Others pack extra features such as built-in air compressors, USB charging ports, and AC outlets.Also: The best dash cams you can buyWhat is the best portable jump starter right now?To help you find the best portable jump starter for your car, I’ve researched and compared different models for peak amps, size, weight, price, and additional features like flashlights and air compressors. My top pick for the best portable jump starter is the Everstart Maxx 1200A More