If you’re considering an EV or plug-in hybrid, you must also consider how you’ll keep your new vehicle’s batteries charged. You’ll need a home charger that fits the capabilities of your new EV and ...

Editor’s note: This article is part of our roundup of USB-C battery packs. The simplest way to discuss electrical power is in units of volts (V), current measured in amperes or amps (A), and watts (W) ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Last month, we examined the issue of depleting a battery beyond its nominal discharge voltage.

In 1859, a French physicist by the name of Gaston Planté invented the lead-acid battery we all know today. It wasn’t until the early 1900s that the battery was adapted for automotive use, and it was ...

Specifics of the charging and discharging steps of a cell charger/discharger. How to achieve regulation via feedback. A look at the 4-wire connection to the cell. Charging and discharging are the most ...

Sad as it seems sometimes, few things in life are as uniquely stressful as using a phone whose battery is on the brink of death. It's little surprise then that battery cases have become so popular.

Out of the box, the Galaxy S9 is capable of displaying content at WQHD+ (2960×1440) but is set to FHD+ (2220×1080) by default. Whether you’ve already raised the screen resolution to the highest level ...