HDMI Video Output – Enable you to mirror or extend the display of your laptop to your TV, monitor or projector in up to 4K UHD (3840x2160 @ 30Hz) resolution through the HD output port.
�Multi-Function】Design with aluminum housing, the adapter provides you rigidity, better heat dissipation. USB 3.0 Type A port to connect devices such as your keyboard, mouse, HDD, flash drive, etc.
�Portable and Lightweight】With small size and lightweight design, you can put it into your pocket or bag and take it to everywhere as you like and enjoy the switch games in TV mode
SD/TF card reader – UHS-1 104MB/s

Specifications:
Material: Aluminum Alloy
Charging port: PD2.0
Support system: For windows10.8.7, vista, xp, mac10.4.6
Interface:
1 x USB 3.1 Type-C connector
1 x USB 3.1 Type-C Power Delivery charging port
1 x USB C Date Transfer Port
2 x USB 3.0 Type-A port
1 x HDMI HD output port
1 x SD card slot
1 x TF card slot

Compatible USB-C devices (including but not limited to the following)

For MacBook (12-inch)
For MacBook Pro (13-inch / 15-inch)
For Google Chromebook Pixel (12.85-inch)
For Dell XPS 13 9350 (13-inch) / XPS 15 9550 (15-inch)
For Lenovo Yoga 900 (13.3-inch)
For Huawei MateBook (12-inch)
For Microsoft Lumia 950 (5.2-inch) / Lumia 950XL (5.7-inch)

Note:
Do not support Apple USB Superdrive.
Do not fit with Macbook and Macbook(pro) which owns a Case / Cover.