The process is similar to boosting the battery of a gas-powered vehicle, but with a few key exceptions and precautions.

Your car's battery has to work harder in frigid temperatures. Here's why it happens, how to avoid battery issues, and how to ...

A jump start uses a working battery to supply enough current for the starter motor, then lets the alternator recharge the flat battery once the engine runs. The risks come from sparks, incorrect ...

A dead car battery can ruin your day, but jump starting your car is one of the simplest fixes you can do yourself. Whether you left your lights on overnight or your battery finally gave up after years ...

Jump starters typically have the same voltage as most car batteries: 12. The range of amps is much wider, though, to fit the gulf of requirements among all types of cars. For example, a small sedan ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Rumor has it the Third Eye Blind song "Jumper" was originally an ode to jumper cables, but the record ...

Forbes contributors publish independent expert analyses and insights. Scott Kramer covers golf and luxury technology. Someone recently showed me a portable, self-functioning car battery charger, while ...

The Wolfbox is a 2-in-1 device. First is a 12V cordless car jump starter that can supply a whopping 4,000A of peak power.

I have a lot of experience jump starting cars because I have a long history of driving shitboxes, I'm usually too cheap to buy brand new batteries, and I'm the kind of forgetful that leaves headlights ...

As colder months sneak up on us, now is the time to prepare for a potential dead car battery. A portable jump starter provides peace of mind – they’re small, portable batteries you can often fit right ...