1: Adopt a modular design of wire rods, making the use more convenient and the desktop cleaner and more beautiful. 2: High quality chips provide faster data transmission and more stable connection quality. They can be expanded into two USB 3.0 interfaces and support hot swapping. 3: Multiple protection functions to protect equipment and data from problems such as excessive power, current, and overheating, suitable for home, office, and business environments Connecting wire length:20cm/7.8 inches Colour:As Shown Material:plastic+metal Package Contents: 1 * Connecting line Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.