USB-C adapter for MacBook Pro/Air M1: This aluminum alloy USB-C adapter is specially designed for MacBook Pro M1 and MacBook Air M1. It is intended for MacBook Pro M1 and MacBook Air M1 2020/2019/2018. The color is similar to that of the MacBook side panel. Plug and play, no driver required. (Note: This USB-C hub cannot be used with MacBook Pro/Air M1 cases). Thunderbolt 3 port: The Thunderbolt 3 USB-C port offers fast charging and data transfer, fast charging with power up to PD100W, data transfer speeds up to 40 Gbps and support for 4K@60Hz video output. (Note: The maximum charging power of the Thunderbolt 3 USB-C port depends on the charging power that the device can support.) HDMI 4K resolution: The HDMI port on the USB-C hub can be connected to MacBook Pro & Air, which offers 4K UHD HDMI video output with 30Hz resolution for photos or videos in laptops and these can be quickly transferred to a monitor or projector and supports 2K/1080p/720p/480p/360p rear resolution, very suitable for presentations, seminars, video clips, movie nights, games etc. USB 3.0 port: The USB 3.0 port supports data transfer up to 5 Gbps. You can connect to your hard drive, printer, mouse and other USB devices and support data transfer speeds up to 5 Gbps. 3 USB3.0 ports are backward compatible with USB2.0 devices. (Note: When connecting multiple USB-C devices, it is recommended that you connect the power adapter.) SD/TF card reader: SD/TF card storage up to 2 TB, and SD card slot and TF card can be used simultaneously, can directly read data from SD/TF cards, can handle storage needs and data transfer for designers and photographers.