The design complements your technology mindset for simplicity and artistic look. When the power is connected with, the entire bottom is lit with blue light, which is integrated with the transparent body. You can convert 1 USB port to four USB 3.0 ports for a desktop or laptop in seconds. It can solve the USB Interface not enough. Backward compatible with USB 2.0 and 1.0. Compatible with all the mainstream USB Devices. Such as U disk, Mouse, Keyboard, Card reader, Radiators, and so on.

5Gbps Transmission: SuperSpeed USB 3.0 Controller offers data transfer rates up to 5Gbps,10 x faster than USB2.0, allowing to transfer of files in a breeze 4 x High-throughput USB3.0 ports enabled allow to add 4 USB3.0 ports for your computer easily.

Extra Power Supply Port: Micro USB Port can extra power supply, An additional power supply station can provide 2.4A.

Portable Design: Perfect for the traveler who needed more USB ports into the laptop.Only 56.7mm*56.7mm*20mm in size.

No Driver Installation Needed: Plug & Play installation, support hot-swapping. This is a very easy way to access all your devices or be connected at once. You will never be worried about a USB connection.

Performance: Compatible with iMac, MacBook Air, MacBook Pro, MacBook, PCs, and laptops.

Specifications:
Interface Type: USB 3.0
Ports: 4-7
Material: Transparent PC
Input interface: Micro USB
Transmission speed: 5Gbps(theoretical speed)
Supported System: For Windows/MAC/Linux

Package Included:
Please see the images for reference.
Note: the power adapter is not included.