Features: External USB 3.0 seven port hub. With current protections device, effectively protecting the connecteds equipment and HUB itself. USB 3.0 data cable power supply, each interfaces can provide 900mA current. The power supply can enhances current and ensure that power consuming devices can also work simultaneously. Supports USB 3.0 to serial interfaces, with transfer speed of up to 5Gb/s, and downward support for USB 2.0/USB1.1. Supports hot swapping. The input end adopts USB 3.0 B socket, effectively ensuring USB 3.0 signal transmission. Real USB 3.0. Additionally, there is redness USB port that can only be used for charging and not for other purposes. Specifications: Materials: Aluminum alloy Size: 14x5x2cm Line length: 60cm Package Includes: 1PC 7Port USB 3.0 Hub note: Due to light and screen setting difference, the item's color maybe slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.