Huawei mate30pro 5G version supports 7.5W fast wireless reverse charging, as well as 40W super fast charging and 27W wireless Super fast charging.
Huawei mate30pro5G version opens wireless reverse charging Settings
1. Click on [Settings] on the desktop of your phone.
2. Under the Settings menu, find and click on [Battery].
3. Open the switch button on the right side of wireless reverse charging.
After opening this function, as long as the two phones are put back to back together, you can charge the other phone!