So not only will the MH-CD42 charge your lithium-ion cells when given a nominal USB input voltage (4.5 – 5 VDC), it will also provide essential protections for the battery. That means looking ...

Many chargers double as maintainers, but you don't need many amps just to keep a battery topped up. Photo credit: David Traver Adolphus / AutoGuide.com. A charged battery is a happy battery.

Discover some of the most capable and easy-to-use car battery maintainers and chargers on the market along with some tips on ...

Make dead batteries a thing of the past with these reliable and durable trickle chargers. When it comes to choosing a reliable and high-quality trickle charger, the options are vast and varied.

We earn commissions from purchases you make using links in our articles. Learn more. A car battery charger will make sure you can start your car if you're not using for a while. If you’re going ...