I salvaged a large batch of 18650 cells from old laptop batteries and needed a way to figure out which ones were still worth ...

You can salvage lithium 18650 cells from all sorts of modern gadgets, from disposable vapes to cordless power tools. The tricky part, other than physically liberating ...

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

Building a battery pack from 18650 cells traditionally requires patience, a spot welder, and a supply of nickel strip. But what if there was another way? [Ben] is here with Cell-Lock, a modular ...

Consumer electronics and energy storage are experiencing rapid growth, largely due to the high efficiency of rechargeable batteries. The cylindrical lithium-ion battery—most famously the 18650 format ...