High-speed USB 3.0 Hub With Data Transfer Speeds Up To 5gbps--perfect For USB Thumb Drives Card Readers Etc. Soft Leather-like Pad Protects Desktop From Stains Scratches & Spills & Creates A Comfortable Writing Space Ideal For Home Office Dorm Rooms & Office Spaces 5v Max Output When Connected To Standard USB Up To 2.8a Output When Connected To A and c Power Adapter & To Computer Usv Includes 6ft Power Adapter To Provide Maximum Charging For USB Devices 17.25" X 25.5" Black