Years ago when I still lived in a campus apartment at Ohio State University, I passed by two college kids cluelessly tinkering underneath the hood of a Hyundai Elantra. I had deduced that the car ...

There are two approaches to installing a battery disconnect. Electrical experts say either way is valid, and point out advantages/disadvantages to each approach. Install the disconnect switch on the ...

We may receive a commission on purchases made from links. Your phone is nothing but a brick without a battery, and that's why it's unfortunate that its power source is one of the most likely ...

Look, you’re probably here because you recently received an iPhone notification that the battery for your AirTag is running low. Or, maybe you purchased a refurbished version of Apple’s tracking ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? A dead battery happens to all of us. We take care of our cars and are diligent with ...

Like anything powered by a battery, a car key fob can die—often at the worst time. Here’s how to change the battery in your key fob quickly and safely. Check your battery type. Most fobs use small ...

While replacing a car battery used to be a fairly simple process, it’s often much more complicated in modern cars. After reading some of the potential problems noted below, you may decide it’s a chore ...