The latest generation of NiMH (Nickel-Metal Hydride) rechargeable batteries tend to have a low self-discharge rate. Why does it matter? Well, in the past, you’d often fully charge NiMH batteries only ...

After earlier USB-C discussions, I'm wondering about chargers for rechargeable NiMH AA and AAA batteries. These batteries are still amazing work horses after many decades, having upgraded their mAh ...

At a glance, the many disposable and rechargeable batteries available from various brands seem like the perfect energy storage solution. They're compact, they're consistent, and in the case of ...

Not all batteries get used all the time. While the AA batteries in your wall clock, home security camera, or TV remote may get a daily workout, other battery-powered items like flashlights, drones, ...

Sometimes, your battery loses its power without you knowing. In some cases, people put their gadgets inside safe storage only to discover later that their 100% battery is not full anymore.