Though the USB hub has 3 ports, each USB port has its own LED indicator to control working status, so they won't interfere with each other.What the USB hub can offer is that it featured with plug and play, which is convenient and easy to use.Made of aluminium alloy, the USB hub is portable, practical and durable. And it has overload voltage and instantaneous current protection functions, which will protect the connected equipment and the HUB itself.The length of the USB hub is 9.57cm, the width is 2.8cm and the height is 1.65cm.The USB hub is suitable for USB devices such as mobile hard drives, U disks, card readers, mobile phones, digital cameras, high-resolution cameras, digital video cameras, and multi-channel audio. Due to USB 3.0 specification, the hub supports high-speed 5Gbps bandwidth transmission, and is backward compatible with USB2.0/USB1.1. The network card supports 10/100/1000Mbps.Item Name: USB HubMaterial: Aluminum AlloyModel: HW-1505Color: Silver Color, GreyInterface Type: USB3.0 AM, RJ45Transmission Speed: 10/100/1000MSystem: for Windows 8/ 7/10 Vista(32/64bit), XP, for MAC, for LinuxOperating Temperature: 0-85 Celsius, Relative Humidity: 5-90 PercentStorage Temperature: -10-95 Celsius, Relative Humidity 0-90 PercentFeatures: Anti-wear, Stable Transmission, Wide CompatibilitySize Details: 9.57cm x 2.8cm x 1.65cm/3.77" x 1.1" x 0.65" (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 USB Hub