Specifications:

◆Material: Aluminum Alloy

◆Color: Silver/Gray

◆Charging port: PD 2.0

◆Operating temperature: 40-45

◆2 * USB 3.1 Type-C connector

◆1 * USB 3.1 Type-C Power Delivery charging port

◆1 * USB C Date Transfer Port Only

◆2 * USB 3.0 Type-A port

◆1 * HDMI output port

◆1 * SD card slot

◆1 * TF card slot

★Features★

✔ Premium Quality Built with the aluminum alloy case, it is specially designed for 13.3-inch or 15.4-inch MacBook Air 2018 and MacBook Pro (2016 / 2017 / 2018).

✔ SuperSpeed USB 3.0 Ports Enable you to connect up to 2 USB peripherals to your MacBook Air 2018 or MacBook Pro (2016 / 2017 / 2018) simultaneously and transfer data at up to 5Gbp/s. Backwards compatible with USB 2.0 devices.

 ✔Thunderbolt 3 USB 3.1 Type-C port Support Thunderbolt 3 throughout (up to 10Gbps), 4K (3840 x 2160 @ 60Hz) display connectivity, and charging for your MacBook Air 2018 or MacBook Pro (2016 / 2017 / 2018) while connecting to a USB-C power adapter. 

✔4K Video HD Output Adapter Mirror or extend the display of your MacBook Air 2018 or MacBook Pro (2016 / 2017 / 2018) to your TV, monitor or projector in up to 4K UHD (3840 x 2160 @ 30Hz) resolution through the HD output port. Backward support 2K / 1080p / 720p / 480p / 360p resolutions. 

✔SD / TF Card Reader Enable you to easily access files from an SD card and / or a TF card directly. Support SD memory cards and TF memory cards of up to 512G. 

★Compatibility:★

 For MacBook Air 2018 (13 inches)

For MacBook Pro 2018 (13" / 15")

For MacBook Pro 2017 (13 inches / 15 inches)

For MacBook Pro 2016 (13 inches / 15 inches)

⚠ Note ⚠

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.