How to better use the Hub-PD-4P 3.1Gen1?
-The Hub-PD-4P 3.1Gen1 of Type-C male is inserted into the Type-C female of the computer
-The C to C power cable of the computer insert into the power output of -Type-C female of the the power adapter, and then connected to the power supply input of Type-C female of the Hub-PD-4P 3.1Gen1, so the power adapter will start charge (Executive PD2.0 charging protocol) the computer, Hub-PD-4P 3.1Gen1 support to charge and transfer data for computer at the same time(Note: The Type-C female of the Hub-PD-4P 3.1Gen1 only for power supply NOT for data transmission!)
-Mouse , bank UKey, keyboards, card readers and other devices inserted into The USB-A port of the Hub-PD-4P 3.1Gen1, so these devices can be used on a computer, the computer of a Type-C port expand into 3 standard USB-A 3.1Gen1 port
Note:
For mobile phones Type-C interface expansion (because the phone interface is usually USB2.0, although you can use,but HUB rate will be reduced to USB2.0 standard --480Mbps).Make sure the phone Type-C interfaces with OTG function and charging function with PD (if no this feature, not to C to C power cord is plugged to HUB), to use the same computer.
Package Include:
1 X USB Type-C Hub

• USB PD(Power Delivery) 2.0 : Type -C female can charge your new devices(12 inch Macbook, Google new Chromebook Pixel). No worrying about power shortage. (Type-C female do not supports data transfer, only charging).
• USB 3.0  Super Transmission Speed: both of the 3 USB-A port of this item are standard USB-A 3.1Gen1 interface, the transmission rate is 5Gbps, adapted to high-speed devices, such as high-speed U disk (also compatible with low-speed devices).
• Multiport : Mouse , bank UKey, keyboards, card readers and other devices inserted into The USB-A port of the Hub-PD-4P 3.1Gen1, so these devices can be used on a computer, the computer of a Type-C port expand into 3 standard USB-A 3.1Gen1 port.
• High-quality products: built-in overcurrent protection, your equipment and data security, hot-swappable plug and play.
• High-end Metal: designed and constructed With Aluminum for maximum reliability and durability, the same process with the Mac, with Mac form a good collocation.

USB PD(Power Delivery) 2.0 : Type -C female can charge your new devices(12 inch Macbook, Google new Chromebook Pixel). No worrying about power shortage. (Type-C female do not supports data transfer, only charging).Easyscooter