<ul> <li>This is a hub converting to 3 x USB 3.0 ports + 2 x card reader slots for SD &amp; TF card</li> <li>The 3 USB ports can connect USB flash drive, mouse, keyboard, mobile hard disk, etc</li> <li>It provides fast transmission speed up to 5Gbps&nbsp;</li> <li>The premium aluminum alloy shell is more wear-resistant, anti-oxidation, and has a longer service life</li> <li>Built in 2 card reader slots, you can easily read the files on the memory card</li> <li>USB connector supports connection to various laptops, tablets, smartphones and other devices</li> <li>Compact size, easy to carry and use, improve working efficiency</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Material: Aluminum alloy</li> <li>Ports: 3*USB 3.0, 2*card reader slot (for SD&amp;TF)</li> <li>Size: 10.5*3*1.1cm</li> <li>Cable length: 13cm</li> <li>Operating temperature: 0℃~50℃</li> <li>Storage temperature: -20℃~60℃</li> <li>Compatible systems: Windows XP/7/8/10, for Mac OS 10.2.8 and above, for Linux</li> </ul>