made from 18650 Li-ion cells. The build is a straightforward one to anyone familiar with lithium-ion packs, but to a battery newbie it should serve as a handy step-by-step description. He starts ...

So [Travis] decided to upgrade it to make use of the ever-so-common, 18650 lithium-ion battery. Not looking to purchase any components [Travis] performed this hack using simple recycled household ...

South 8 Technologies (South 8), the developer of LiGas®, a liquefied gas electrolyte for advanced lithium-ion batteries, ...

The standardized battery pack will contain 24 of South 8’s Arctic™ LiGas 18650 cells ... and cost of Li-ion batteries, providing high performance in extreme cold weather.