PCWorld explains how to calibrate smartphone and laptop batteries when they display inaccurate percentage readings or cause unexpected shutdowns. Battery calibration involves fully charging to 100%, ...

Sooner or later, most drivers encounter the inevitable inconvenience of a dead car battery. You don’t need to be an expert auto mechanic to know that without a running battery, your car won’t start.

As a motorcyclist, you have to brave challenges other motorists don’t. Weather, traffic hazards, and even basic visibility all present a greater difficulty when you are on two wheels. In addition, you ...

You're running late, your car won't start, and you're standing there with jumper cables and a charger wondering –– do I have to disconnect the battery before I juice it up? The short answer is no, you ...

Lightweight and sealed vinyl case and all sorts of blinking lights. Does it charge a battery any faster or better than anything else? Who knows… Motorcycles sleeping away in the garage, cozy and ...

The battery packs of electric vehicles are quite resilient; the lithium-ion type used in most modern EVs can last at least a ...

It fits more outlets than most chargers and may prolong your device’s battery life ...