Lithium ion batteries are all around you because they're lightweight, powerful, and rechargeable. However, when damaged, overcharged, or improperly stored, they can overheat, catch fire, or even ...
In this article, I will take apart a Li-ion alternative to the classic 6F22 9V battery. This battery is a Chinese 9V/500mAh USB rechargeable Li-ion battery (sold under the brand name infinite). The ...