5-in-1 Expansion: With this lightweight and compact hub, you can turn one of your laptop's USB-C ports into a 4K HDMI port, a 5 Gbps USB-C port, 2 USB-A ports, and a 100W PD-IN port. 4K Display: Use the HDMI port to connect to an external monitor and mirror or extend your display at up to 4K@30Hz. Multi-Port File Transfer: Connect to the USB-C and the 2 USB-A ports to transfer movies, music, and other files at up to 5 Gbps. Powerful Pass-Through Charging: Supports up to 100W (minus 15W for operation) pass-through charging so you can power up your laptop while you use the hub. Note: Pass-through charging requires a charger (not included). What You Get: Anker 332 USB-C Hub (5-in-1), welcome guide, our worry-free 18-month warranty, and friendly customer service.