Car camping gets you out in the great outdoors, but sometimes it’s nice to bring a few comforts from home. [Ed’s Garage] has taken a module from a salvaged EV and turned it into a handy portable power ...

Discover how to make a homemade battery capable of charging your smartphone using simple materials like copper foil, aluminum foil, and saltwater. This step-by-step DIY battery project demonstrates ...

Learn how to make a simple lemon battery and use it as an emergency phone charger in this hands-on science experiment. Watch ...

A YouTuber has transplanted silicon-carbon batteries into the Galaxy Z TriFold, pushing its battery capacity to just short of 10,000mAh.

Hey MBC! I wasn't sure if this would be better here or in Other Hardware... it's not really computer-related so I thought maybe here was better, but I know OH has historically discussed this sort of ...

With portable devices being a necessity in modern everyday life, they may be subject to overuse, improper charging, or normal wear and tear. For those people who carry around their smartphone or iPod ...

Massachusetts-based KiloVault has launched Uniti EcoFreedom, a new energy storage system for offgrid solar installations. The battery is pre-wired with a single-phase AC inverter and is designed as a ...

I have an APC Smart-UPS 3000 XL battery backup. In addition to the internal batteries, it has a connector for adding an external battery pack to it. While it's available on Newegg for WAY cheaper than ...