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, ...

Reviving dead lithium-ion tool batteries is unsafe, damaged cells can trigger leaks, thermal runaway, fires, or explosions.

DeWalt's line of Flexvolt batteries makes it convenient to own both 20V and 60V tools. Instead of buying separate batteries for each one, you can simply use the DeWalt Flexvolt packs on the 20V tools ...

You’ve likely heard advice on how to charge your phone to extend the battery’s lifespan. Perhaps you were told to begin charging it once the battery is nearly dead, to stop charging once the battery ...