Features: brand new and high quality [USB 3.1 Gen 2 10Gbps Transmission] The USB 3.1 Gen 2 interface has a theoretical transmission speed of 10 Gbps, which is fast enough to transfer a high-definition movie in a few seconds-no need to wait for sending and receiving important files [ Install Easy] Stylish stable 32-degree comfortable bevel design, easy to use and plug. [With 12V power adapter] Use 1m/3.3ft detachable cable and 12V2.5A power adapter to ensure safe and stable data transmission of all connected devices [The main chip] The SuperSpeed USB3.1 hub has a built-in VL820 driver chip, which provides more stable performance and more efficient transmission. Support hot swap, plug and for play. for Windows/for Mac OS/Linux, no driver required. [Aluminum compact body] The aluminum one-piece molded body provides high-quality for protection, has a smooth appearance, perfectly matches current computers, and enhances any setting in the home or office.Slim design saves you valuable desktop space. Specifications: Item: USB3.1 Hub Size: approx 93x66x32 mm/3.66x2.59x1.25in Material:Aluminum Alloy Color: Gray Port: USB3.1 x4 USB3.1 Transfer Theoretical Rate 10Gbps Interface : USB A Cable Length:100cm/3.28ft DC:12V Indicator: Blue LED Package Includes: 1 x USB3.1 Hub note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.