A dead battery is hardly ever a pleasant surprise. Modern vehicles rely on electronics, sensors, and start-stop systems that place constant strain on the battery, making failures more frequent, ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Recently, I saw a post on social media about using a tool battery to jumpstart a car.

Stephen Shankland worked at CNET from 1998 to 2024 and wrote about processors, digital photography, AI, quantum computing, computer science, materials science, supercomputers, drones, browsers, 3D ...

You can jump-start a dead car battery by using jumper cables to connect its terminals to the terminals of a functioning car battery or a standalone jump starter kit. However, if you don’t know how to ...