Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...

Did the Bluetti Pioneer Na keep working in the freezing cold when most batteries would give up? I tested it to find out.

Most people know Rolex as the gold standard of mechanical watchmaking - which is exactly why a Rolex that runs on a battery looks, at first glance, like a fraud. This restoration video covers a ...

Xiaomi has brought a lot of gadgets to Barcelona.

A Formula 1 rules revolution is making cars lighter and smaller for 2026, with more electrical power. After the biggest ...

The Amazfit T-Rex Ultra 2 is a rugged GPS smartwatch with long battery life and features for outdoor adventures.

If you are worried about a massive battery replacement bill down the road, you may be surprised by the answer.

Apple AirTags have a battery life of up to one year, but when they die, you need to know this important battery tip. Learn ...

The World Baseball Classic is back in 2026. Here's how to tune in to Thursday's Australia vs. Czechia matchup.

Small tweaks, big battery gains ...

I can't find a single pair of wireless over-ear headphones from a legit brand that boasts as much battery life as the new ...

Older batteries also have a greater distribution of aging. The percentiles are much closer to the median for newer batteries, ...