Using aluminum alloy CNC process to prevent rust and durableIt is suitable for notebooks, mobile phones, tablets, etc. with a USB A interface. After connecting through this docking station, U disk, mobile hard disk, keyboard, mouse, etc. can be connected to the deviceSupport USB 2.0 A/F, maximum current is 0.5A, maximum speed is 480Mbps, backward compatible with USB 1.1 protocolSupport USB 3.0 A/F, maximum current is 0.9A, maximum speed is 5Gbps, backward compatible with USB 2.0 protocolHighly integrated digital chip processing, bringing fast transmission rate Specification: Model number: V200CProduct weight: 76gProduct size: 108*28.5*16.6mmInput: USB 3.0/MOutput: USB3.0/F+USB2.0/F*3Operating environment: -20 to 75Relative Humidity: 5% to 95% Package included: 1 x USB Hub 1 x English User Manual Other things not included