You need a mobile phone with wireless reverse charging function to be able to take Xiaomi 10s wireless reverse charging as an example:
1, Open the phone Settings, tap battery and performance.
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2. Click the battery.
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3. Turn on wireless reverse charging.
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4. Finally, you can charge the two phones back to back.
1. Click on [Settings] on the desktop of the phone.
2. Under the Settings menu, find and click on [Battery].
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3. Open the switch button on the right side of [wireless reverse charging].
4. Put the two phones back to back together.
Today's mobile phones do have the ability to transmit electricity to each other. Generally, it is a mobile phone with large power, such as electricity that the mobile phone transmits electricity. You can buy a bidirectional type c or a trapezoidal one. Data line conversion head. Then connect the two phones to each other. Then find the charging bank mode in the function area of the phone at one end. Turn the phone into a charging bank mode, and it will automatically transfer power to the party with weak power through the connection head. Of course, if your phone does not have a charging bank mode, or can not do the function of mobile phone power transmission, you can not achieve this function of mutual power transmission. So not all cell phones can transmit electricity to each other.
Rely on OTG transmission ah, if both mobile phones support wireless charging, then wireless charging technology can be charged.