Specifications:
Material: Aluminum Alloy
Color: Gray
Operating temperature: 40-45
Note:
7-in-1 1*HDMI-compatible4k + 1*USB3.0 + 1*USB2.0 + 1*TF + 1*SD+ 1*USB-C PD port + 1* USB-C data port (Silver)
7-in-1 1*HDMI-compatible4k + 1*USB3.0 + 1*USB2.0 + 1*TF + 1*SD+ 1*USB-C PD port + 1* USB-C data port (Gray)

You need put all type-c plug in macbook,then it can be working.
Do not support Apple USB Superdrive.
Do not fit with macbook(pro) which owns a Case/Cover.
If you need more Quantity,you can contack with us.we support wholesale price.
Package:
1*USB Type-c Adapter