The OnePlus 9pro can charge other phones.
The OnePlus 9Pro will also support wireless reverse charging function, which allows the phone to reverse charge other devices that support wireless charging. At present, Huawei and Xiaomi flagship mobile phones have been standard with this function. If the user has a real wireless Bluetooth headset that supports wireless charging, this wireless reverse charging function is still quite practical.
The OnePlus 9pro charger can not be charged with other mobile phones, each mobile phone has a charger equipped