An AirTag battery failure at the wrong time can leave your gear vulnerable. Elevation Lab's Time Capsule fixes that.

The K3 Ultramulti EDC keychain tool is many things in one, including a flashlight, laser pointer, and lighter.

With the holidays come plenty of gifts and electronics, but parents beware: these devices powered by lithium-ion batteries ...

While the technology is popular because of its light weight, high energy density, and ability to recharge, these kinds of ...

Would you feel confident in buying US-made LiFePO4 (LFP) batteries? While the answer here is generally expected to be ‘yes’, ...

The big question now is whether they have run too far ahead of the underlying lithium prices. UBS and Macquarie have both upgraded their lithium price forecasts substantially, though they differ ...

Researchers from Nankai University and collaborators in China have achieved a major breakthrough in battery technology. They have developed a fluorinated deep eutectic gel electrolyte (DEGE) that ...

Is it OK to check your phone’s power bank? Can you charge your tablet in the overhead bin? What about a cordless hair dryer? The rules have changed this year. Here’s what to know. By Claire Fahy Over ...

The converter regulates the variable output of a single-cell lithium-ion/polymer battery to a stable 3.3V output at up to 1.2A current. This project presents one of the easiest, compact, and efficient ...

Battery life remains a critical factor for smartphone users, directly influencing how devices are evaluated in terms of usability and overall performance. To better understand how modern smartphones ...

Most Android smartphones come with impressive battery performance, especially mid-range phone which pack a larger battery. But like all lithium-ion batteries, they gradually degrade over time. While ...

Your device's battery loses capacity over time. It can happen to any smartphone, whether you use a high-end or one of the best phones for battery life. The health of your battery can indicate whether ...