Use the USB-C PD port on your MacBook or other laptop with USB-C port for fast charging and data transfer, while also featuring USB 3.0, 4k HDMI, and Type-C ports. The USB-C PD port supports data transfer at speeds up to 40 Gb/s and allows charging of MacBooks, iPads, and other laptops or tablets with Type-C connectors. Use the HDMI port to stream sharp, high-resolution video to your 4k display. A USB 3.0 port supports a data transfer rate of up to 5 Gbps, providing perfect access to wired keyboard and mouse, USB flash drives, hard drive, and more. FEATURES Add three ports to your new MacBook or other USB-C laptop. USB-C PD 60W and USB-A 3.0 (5Gbps) for fast charging and data transfer. 4K 30Hz HDMI video display. Durable and strong aluminium structure. Available in Apple Silver. COMPATIBILITY All MacBooks and iPad Pros with USB-C ports, and any other device with USB-C ports.