Original Oppo Vooc High Speed Mobile Charger 5V,4Amp 20 Watts for Oppo F9 F9 Pro F7 F5 F3 F3 Plus A71 A71K A83 A5 A3s A37F F1s / F3/Plus, F5/Youth, F7, A83, A37f, A37, A71, A57 and Other Oppo Devices With Vooc fast Charging Cable