I made this amazing battery pack using 18650 cells, performing about 3X better than a LiPo battery of roughly the same weight ...

We may receive a commission on purchases made from links. Ryobi makes a wide range of useful cordless tools and equipment that can be used for everything from yard work to fixing up your car, as well ...

Defects like negative anode overhang and bad edge alignment don’t mean an affected battery is guaranteed to explode or catch ...