1、USB-C charging with 100W 

2、 USB 3.0 ports with data transfer speed up to 5.0Gbps

 3、SD/TF card ，4GP

 4、1 HDMI port with 4K@30Hz/2K@60Hz 

5、Compatible with MacBook Pro 14 inch 2021 A2442; compatible with MacBook Pro 16 inch 2021 A2485/2019 2020 A2141; compatible with MacBook Pro 13/15 2020-2016; compatible with MacBook Air 13 2020-2018; compatible with iPad Pro 11 2021; compatible with ipad Air 4th 10.9 2020; compatible with iPad Pro 11/12.9 inch; compatible with Surface Book/Laptop; compatible with HUAWEI MateBook 13/14 and other devices with USB

Note: The product has compatibility, it can only be used if the Type-c interface of the computer and mobile phone supports video extension