?100W PD Fast Charging?:The PD charging port supports 100W(20V/5A), so you can charge your Type-C devices at high speed. Please note: The Type-C PD charging port is only for devices with PD protocol. ?USB C Card Reader?:Built-in SD and TF slots, transfer hundreds of photos to your laptop in seconds with a maximum speed of 104MB/s. ?Super Speed Data Transfer?:the USB hub with three USB 3.0 ports, supports up to 5Gbps transmission speed and 5V/1.5A charging, which is 10 times faster than USB 2.0, an HD film can be transferred within seconds. ?USB C Hub to 4K HDMI?:Mirror or extend the screen of type c devices with 4K@30Hz video HDMI output to HDTV, monitor or projector. Supports for expansion mode and mirror mode in Windows systems and Mac OS systems. ?7 in 1 USB C Hub?:USB C Hub works perfectly with the type C laptop devices with the multi-port USB-C adapter, including: 1 x USB Type-C charging port, 1 x 4K HDMI, 3 x USB 3.0 A ports, 1 x SD/Micro SD card reader.