French researchers have announced a prototype of an 18650 sodium-ion battery. If you’ve bought a powerful LED flashlight, a rechargeable battery pack, or a–ahem–stronger than usual LASER ...

An 18650 potassium-ion battery represents a category of rechargeable batteries that employs potassium ions as the charge ...

While we have seen projects repurposing 18650 cells from various battery packs like power tools and older laptops, it’s not too far of a leap to find out that the same theory can be applied to ...

Vaping devices that perform at a high level frequently draw their power from batteries, specifically the 18650 models. An excellent choice for a vape battery is one that is reliable and can yield ...