20W+20W+5W Flat USB Wall Charger: Occupying only one socket, it integrates three USB-C PD outputs and one USB A output, allowing four devices to be fast charged at the same time. It supports PD, QC and PPS protocols, and relies on smart IC technology to automatically detect each device s original charging protocol and flexibly adjust output to achieve the best charging rate, protect the battery, and extend service life. 4 in 1 usb multiport charger: 1 USB A port & 3 USB C ports, suitable for mobile phones, tabletslaptop and more, USB charging hub can charge your 4 different devices at the same time without extra adapters required, reduce the numerous sockets used at home.