The DeWalt 20V Max 4Ah Lithium Ion Battery is on sale for only $51, which is a whopping 70% off the original $169 price tag.

The future will be powered by lithium, a metal that is the key ingredient for making lightweight, power-dense batteries used in ... has identified seven of the best lithium stocks available ...

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

Flint's flexible, rechargeable paper batteries could one day replace their lithium-ion counterparts in your smartwatch ...

When replacing a 3DS battery, ensure compatibility and get a 3.7 V battery with sufficient capacity. Preserve the new battery ...

and four additional hours from our Best Buy AAAs. Our rigorous lab tests for alkaline and lithium batteries simulate a range of devices with different power needs. These include low-power devices such ...