Discover how to make a homemade battery capable of charging your smartphone using simple materials like copper foil, aluminum ...

Could one USB-C charger cable be all you need to charge one battery that runs every electronic component on your bike, from ...

Electric vehicle charging is complex, and having the best long-term ownership experience requires the right charger.

Multifunction devices are great...as long as you can find uses for all (or at least some) of those functions that you end up paying for.

The 12-volt battery is one of the least complex components in modern vehicles but one of the most crucial. If it’s not in good condition, the engine won’t start, nor can any of the vehicle’s fancy ...

An offline battery charger — using the Unitrode UC3906 battery charger controller chip and a Vicor Maxi, Mini, Micro Series DC-DC converter module — provides design flexibility, small size, and high ...

Fast charging is convenient, but it raises questions about heat, battery wear, and long-term iPhone health. Here's what ...

Trickle chargers and smart chargers with testing and maintenance capabilities serve the common purpose of charging batteries, but they differ in their functionality, efficiency, and features. So with ...