My wireless headphones came with 3 NiCd (Nickel-Cadmium) rechargeable batteries. The worked well enough, but have lost the ability to hold most of their charge.<BR><BR>They are both 1.2V (AAA) ...

When you need to keep your electronics going but want to be more environmentally conscientious, finding batteries that meet both your needs can feel challenging. However, thanks to the team at Linogy, ...

This is veering to the periphery of on-topic, but can someone tell me whether one can damage a NiMH rechargable by using a NiCd charger? <BR><BR>The battery package says never to mix NiMh and NiCd ...

HiQuick AA & AAA rechargeable batteries are unlike NiMH batteries that we used to use and didn’t entirely like. A bugbear for us was that we’d fully charge a set of batteries for a flashlight or ...

I’ve tested and reviewed EBL AA 2800mAh & AAA 1100mAh NiMH batteries and was very impressed. I often use them in my camera flashguns, flashlights, gaming console controllers and other gadgets around ...

This circuit may be used to replace the single current limiting resistor often found in dirt cheap battery chargers This circuit may be used to replace the single current limiting resistor often found ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman ...

Readers had a variety of suggestions for the best way to upgrade/replace/recycle the old NiCd battery pack from a still-usable Makita drill. I asked the folks at battery pack designer Nexergy to read ...

The graph illustrates the system's operation (Fig. 2). It shows a 22-cell NiMH battery being charged in fast-charge mode with a charging current of 0.5 A. As the battery reaches full charge, the ...

Batteries are expensive, and as the proud owner of at least a dozen dead AA NiCD batteries I'm too cheap to discard, Indestructibles' latest hack will be the first I am certain to implement: reviving ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman ...