That is, when the mobile phone is connected to other devices, it is switched to the mobile power supply for discharge and the process of charging other electronic devices, which can be said that the mobile phone is a charging treasure at this time. When the mobile phone with reverse charging function detects that the OTG device supporting data exchange between devices is inserted, the mobile phone outputs voltage to the VBUS on the usb data cable and prompts for reverse charging.
< br >
Usually it is a charging bank to charge the mobile phone, reverse charging means that the mobile phone can charge the charging bank, and then the charging bank has electricity and then charge the headphones. 10w is 5v2a charging, the current common charging parameters.
That is, you can use the double-head tyep-C to connect the mobile phone to another mobile phone or Bluetooth headset and other devices to charge external devices, the maximum output power is 10W, and the simple application is the mobile phone to charge other people's mobile phones