6-in-1 USB-C Hub:Extend one 4K UHD HDMI port, two supper speed USB 3. 0 ports, one SD/TF card slot from one USB-C/thunderbolt 3/type C port. 4K Video HDMI Adapter: Mirror or extend your screen with HDMI port and directly stream 4K UHD @ 30Hz or full HD 1080P video to HDTV, monitor or projector. Super Speed USB 3. 0 Ports: Allow you to connect keyboard, mouse, hard drive, etc to laptop, Up to 5Gbps data transmission speed, down compatible with USB A 2. 0 and below. Convinient SD/TF Card reader:for USB-C/Type-C/Thunderbolt 3 devices to access files from SD/TF card reader, perfect for Photographer or designer, etc Aluminiun Case Design:Compatible with a wide range of computer models with different appearances.