Apple has developed a habit of disappointing its fans by including power bricks that charge at only 5W with its iPhones. However, a new leak has predicted that the company will put an end to this in 2019. It also projects that the next generation of Apple mobile devices will be capable of reverse wireless charging.
https://www.notebookcheck.net/2019-iPhones-may-come-with-18W-charging-as-standard-and-reverse-wireless-charging.414997.0.html