Support fast charge protocol: support PD3.0 20W, support QC3.0 18W | The charger PD3.0 outputs 20W: DC5V/3A, DC9V/2.22A, DC12V/1.67A | Charger QC3.0 USB output 18W: DC5V/3A, DC9V/2A, DC12V/1.5A | Single port maximum pd20w output, suitable for iPhone series and iPad series fast charge; also suitable for Huawei, Samsung, Xiaomi, OPPO and other mobile phones and tablets smart charging | Automatically match the charging current to reduce current consumption | Simple Series 20W Dual Port Intelligent Travel Charger | Smart IC Technology: This Dual port usb A and USB C plug built-in intelligent IC can auto-detect devices connected in each port while also identifying the appropriate current to charge each of your device optimally at their fully intended speeds up to a total of 3A