Anker 3-in-1 Premium USB C Hub is a versatile adapter that expands the capabilities of your laptop or computer by adding essential ports. With its HDMI port, you can connect an external display or projector for presentations or extending your workspace. The USB-C port supports Power Delivery, allowing you to charge your laptop and power the hub simultaneously. Additionally, the USB 3.0 port enables fast data transfer and connection of peripherals like external hard drives or keyboards.