In general, under normal circumstances, the dual usb car fast charge line can be used to plug wireless WiFi devices. Dual USB interface car fast charging refers to the car fast charging appliance support fast charging protocol, in the case of fast charging protocol matching can be high-power charging, but when the charging protocol does not match, it can also support the standard 5 volt voltage output, under normal circumstances wireless WiFi is standard 5 volt power supply, so you can plug wireless WiFi in the car fast charging.