opporenoce mobile phone itself supports VOOC flash charge, but must use OPPO standard flash charge data cable and charger to flash charge, OPPO standard flash charge data cable and charger to connect to the power socket, one end connected to the mobile phone, you will open the flash charge mode, when you see the battery status icon next to the lightning sign, Prove that the phone is charging, turn on the tap lock screen key to wake up the screen, you can view the charging progress in real time, flash charging will have a unique flash charging logo, if you use other chargers, there is no way to turn on the flash charging mode.