For Huawei mobile phones that support OTG reverse charging, we can reverse charge through the OTG function. OTG function is turned on by default, we can use this function directly, use the OTG data cable to connect the mobile phone and other USB devices that need to be charged, you can charge the device, before charging to ensure that your mobile phone battery is sufficient oh!
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OTG can not only have the function of reverse charging, but also can directly plug U disk, camera and other storage devices to transfer editing files, photos taken in the camera can be directly transferred to the mobile phone to send friends circle!
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Type 2, wireless reverse charging technology
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This function is generally only high-end models will be equipped with oh! The previous Huawei mate20pro supports this function, which is suitable for charging devices that support wireless charging. First of all, we click on [Settings] on the desktop of the mobile phone.
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On the Settings page, find and click on [Battery].
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Finally, we just need to click on the switch of \"Wireless reverse charging\" under the battery menu, and then attach our Huawei mobile phone back to back with another device that supports wireless charging. It is necessary to cancel the click to turn off the switch of \"wireless reverse charging\".
Huawei STK-ALoo uses the wireless charger method
1. Put the wireless charger on the horizontal surface and connect the power supply; Place the phone\/tablet that needs to be charged in the center of the wireless charger; After a few seconds, there will be a \"drop\" sound, indicating the start of charging.
2. Do not place any items between the mobile phone\/tablet and the wireless charger. If the magnetic holder, magnetic protective cover or other objects are placed between the mobile phone and the charger, the performance of the charger may be reduced, or the magnetic object may be damaged.