Features: Expand your connection with the A300 10Port USB 2.0 Hub, featuring 10 USB to simultaneously connection multiple devices, perfectly for both home and office environment. Equipped with independent power adapter, this hub ensures stable power supply even when connecting powerful devices, while supporting fast data transfer speeds of up to 480Mbps. For home users needing to charge or connecting multiple USB devices, office workers requiring simultaneous peripheraled connection and enthusiasts exploring various gadgets. Perfectly for daily office use, enhancing productivity by connecting printers, scanners, and external hard disk; also suitable for home entertainment setups and educational institutions. Crafted from durability aluminum, this USB hub includes over current, over voltages, and short circuits protecting, ensuring safe and long time use of devices. Specifications: Item：10 Port USB 2.0 Adapter Speed: 480Mbps Features: Led Light Size:about 141x80.3x13mm/5.55x3.16x0.51in Component: Aluminum Charging Standard： Optional Package Includes: 1PC 10 Port USB 2.0 Adapter note: 1cm=10mm=0.39inch Due to problem of lighting effect, there nmightbe certain tolerances in product, please understand. Please allow 0-1cm error due to manual measurment.