We put five automobile battery chargers and maintainers to the test to see which ones will best keep your vehicle's battery ...

The right one can preserve the charge and protect the battery when your car is parked for an extended periodBy Jeff S.

The manufacturer advises owners to immediately disconnect their devices and store them in a cool safe place away from ...

The best portable charger is the Iniu Portable Charger Power Bank, and it’s on sale at Amazon for Black Friday. We tested the ...

Almost every electric car sold today can charge at a rate of at least 50 kW, while many operate at 100 kW or more, and some ...

Whether you're looking for a portable charger that's budget-friendly, high-capacity, or simply fits into your pocket, Black ...

Yes. That’s why our first choice is a trickle charger — sometimes called a battery tender. It plugs into a wall socket, ...

And now, the one that I swear by – never leave the house without it – is down to its lowest price ever, courtesy of Amazon.

Don't ever be without power with the EcoFlow Power Hat. With solar panels outlining the brim, you can connect your devices to ...

Save 57% on this portable and wireless Apple Watch charger that comes with USB-A and USB-C connectors for only $29.99 (reg.