?In the Box?- atolla 5-port USB 3.0 hub x1, 5V/3A power adapter x1, USB cord (100cm) x1, multilingual instruction manual x1, and 18-month product warranty, lifetime customer service; you can even extend your warranty for free after product registering with atolla. ?Maximum Compatibility and Best Design?- atolla 5-port USB hub is made of high-quality aluminum alloy and has an elegant design that fits naturally for home and workplaces; compatible with Windows 10, 8.1, 8, 7, Vista, XP, Mac OS X (10.x or above), Linux, etc. ?Individual Switch with LED?- Each USB port on the USB 3.0 hub has an individual switch; you can turn off the USB ports that are not in use to save power without the hassle of unplugging, and the LEDs on the USB port can indicate the ON/OFF status of each port. ?Smart Port for Synchronous Charging?- The smart-charging port provides up to 2.4Amps powering your smartphone, tablet, and other USB-charged devices, including Android, Apple, and Samsung devices. ?4 USB 3.0 Ports for High-speed Transmission?- atolla USB hub can expand 4 USB 3.0 ports for your computer, and transfer rates up to 5Gbps to allow data to move quickly between devices; it's backward compatible with your older USB 2.0 devices; plug and play without driver installation.