6 IN 1 USB C Multiport HUB in Mac design: Multi-purpose aluminium 1x USB C Data Slot, 1x4K @30Hz HDMI output supporting up to 5Gb/s data transfer, 2x USB 3.0 ports connecting multiple USB devices such as mouse, keyboard, U-Disk Plug and Play, 1x SD Card Reader, 1x Micro SD Card Reader.Powerful Data Transfer:The two USB 3.0 Type-A ports on the hub support a total output of up to 5V 1.5A which can ensure transfer speed quick syncing and file sharing. Equipped with a 4K HDMI output port. You can directly stream 4K UHD (3840x2160 @ 30Hz) resolution video to your TV, monitor or projector.60W Power Delivery: USB C HUB supports PD Charging up to 60W. It charges your MacBook Pro and Air at full speed while connecting multiple peripherals or transferring data. However, please notice that whether it is PD charging or high-speed transmission, the hub will generate some heat. Aluminum alloy case has a good heat dissipation effect, so it will give a feeling warm, but it doesn t affect regular use.? ?Customized for Macbook Pro/Air: Dual Type C port can be securely attached to your Macbook Pro/Air. We apply premium aluminum alloy material just the same as MacBook Pro, which has the function of efficient heat dissipation, shielding interference, wear, and oxidation resistance. Wireless , Lightweight & portable: Size of USB C HUB is 3 x1.4 x 0.4 . Smart Design no entanglement problem of cable.