?Package Include & Warranty?1*SGEYR USB 3.0 Hub,1*Power Adapter, 1*Usb Data cable,1*User manual. SGEYR provide 24 months warranty and lifetime technical support.Any issue please contact SGEYR customer support. ?Great Compatibility?USB Port Splitter is compatible with Windows 2003 / XP / Vista / Win 7 / Win 8 / Win 10, Linux 9 and above, backward compatible with USB 2.0 connections.Just plug and play, no drivers required. ?Simple Buttons for Switching?On/Off switch for each 7 USB 3.0 port,with LED indicator for power status. which is very useful if you don't want to keep an external device constantly,connected for security or power consumption reasons, and don't want to have to eject, unplug and plug them in each time. ?USB 3.0 Hub Powered ?Powered usb hub comes with 7 USB 3.0 smart charging ports help to charge your mobile phones, cameras and more devices, with the 12V/2A power adapter can provide charging power up to 2.4A. ?Great for Adding USB Ports ?Instantly expand 1 USB 3.0 port to 7 external USB 3.0 data ports for keyboard, mouse, printer, hard drivers and more USB devices, syncing data at blazing speeds up to 5Gbps in no time.