The USB hub is convenient and practical, with excellent texture, and can be used for a long time without being easily . The craftsmanship can serve you well without breaking easily. This USB hub is a very practical and reliable for your needs. Features -Color:Multi -Material:Aluminum Alloy,Electronic Component -Size:22.00X2.80X1.00cm/8.65X1.10X0.39in -Interface:USB3.0,USB2.0*2, and - Good compatibility and easy to use: Completely plug and play, no driver required. - This laptop USB port extender provides stable performance for multiple ports working simultaneously without any stress and keeps the temperature within a moderate range. - Perfectly solve the problem of insufficient USB interface of your device. - USB interface, fast transmission and backward compatible with USB 3.0/2.0 standard specifications. - Applicable to U disk, card reader, USB mouse, USB keyboard, , digital , digital video , USB sound card, hard disk and other computer peripheral equipment. Package list: 1 x Hub