7-in-2 Multifunctional Extension: UtechSmart 7-in-2 USB C adapter expand your Macbook ability with 3 *USB 3. 0 port , 4K HDMI Port, Thunderbolt 3 USB C female ports , SD/TF card reader. Bring all your needs into one slim hub. Specially designed for MacBook pro 2016/2017/2018/2019/2020/2021 and MacBook Air 2018/2019/2020/2021. [Note] This Macbook adapter doesn't work with Macbook Pro & Air Laptop Cases.

40Gbps Thunderbolt 3 Port: The powerful thunderbolt 3 port not only supports data transfer up to 40Gb/s, up to 5K displays, but also supports up to 100w charging power, there is no need to worry about power off when transferring data.

SuperSpeed USB 3.0 Ports: Solved the problem of Macbook with a small number of ports. 3*USB3.0 provides for a signaling rate of 5Gbps allowing uploading and download photos(down compatible with USB A 2.0 and below), videos, music and other files just in second, which also supports high-bandwidth devices like high-resolution webcams, scanners, printers, and high-capacity storage systems.

Multi-Monitor Display: The HDMI port supports a resolution of 4K@30Hz while the multi-function port supports 5K@30Hz.The Thunderbolt 3 port and HDMI port can be used simultaneously to mirror or extend the display of your laptop to your TV, monitor or projector.It support dual monitors diaplay if you use the hdmi+TB3 port.(Note: For MacBook Pro/Air 2020(M1 Chip), it does not support dual display).

Excellent Technical Design: Using the leading Display chip achieves performance at the same time. Advanced internal components keep it cool during operation. Aluminum case make this macbook air adpater lightweight and durable, convenient to take it to everywhere. Textural surface with space gray color, smooth touch, feel comfortable giving extraordinary eye. Plug and play, no need install any App and driver, easy to use. Perfect match with the laptop from color, size to material, inside and out.