The hub uses plug and play design, which can be used easily and conveniently without additional power. With the support of overload voltage and inter-current protection function, the connect equipment and hub itself can be protected effectively when suddenly energized. It is made of high-quality aluminum alloy and ABS material. The length of the product is 100mm, the width is 16.5mm and the height is 8.5mm. And the cable length is 15cm. The hub is designed with USB-A and USB-C dual-head interface, which is compatible with a wider range of devices and can be switched freely. It is suitable for mobile phones and tablets with USB-C ports, or old-fashioned computers with USB interfaces. Item Name: Docking Station Material: Aluminum Alloy, ABS Cable Length: 15cm Interface: USB3.0 + USB Type-C Port: USB3.0 x 1 + USB2.0 x 2 + Micro SD-Card x 1 + SD-Card x 1 Transfer Rate: Up to 5Gbps Features: 5-in-1, High Speed, Plug and Play Size Details: Hub Size: 10cm x 1.65cm x 0.85cm/3.94" x 0.65" x 0.33" (Approx.) Cable Length: 15cm/5.91" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Docking Station