A new leak has claimed that Apple's next generation of wireless earbuds will incorporate extremely fast charging technology. According to a post on Twitter made by XDA Portal writer Max Weinbach, the Apple AirPods 2 will be able to wirelessly charge from 0 to 100% in just 15 minutes, and that includes charging the case.
https://www.notebookcheck.net/Leak-claims-AirPods-2-and-case-can-be-fully-charged-wirelessly-in-just-15-minutes.412018.0.html