The customer comes first! If you have any dissatisfaction with the product, we support full refund within 30 days! Mini USB Hub Extensions, 4 Port USB 3.0 Hub, 2.0 Hub, USB Adapter Station, Ultra Slim Portable Data Hub, USB Splitter Aluminum Features: Suitable for a variety of devices, USB interface, type c interface to connect U disk, mobile hard disk, game controller and other USB external devices. Mobile phones immediately become computers, anytime and anywhere external USB disk, mouse and other devices, convenient mobile. Type-c multi-function docking dock, get rid（ of the laptop thin interface single trouble, connect devices. Multiple USB ports work at the same time without pressure to experience high-speed USB transmission. Each function has a separate chip, multi-interface running at the same time is still smooth without delay. Product Description: Name: 2-in-1 USB expander , 2-in-1 type-c expander Color: Silve.r,Gray Input current :5V/2A Electric power :10 w Material: Aluminum alloy Product size :3.31*0.67in Weight :0.04lb Number of interfaces: 4 Include: 1 x Expansion dock Viflosae Mini USB Hub Extensions, 4 Port USB 3.0 Hub, 2.0 Hub, USB Adapter Station, Ultra Slim Portable Data Hub, USB Splitter Aluminum Electronics Gadgets Deals of the Day Clearance Suitable for a variety of devices, USB interface, type c interface to connect U disk, mobile hard disk, game controller and other USB external devices. Mobile phones immediately become computers, anytime and anywhere external USB disk, mouse and other devices, convenient mobile. Type-c multi-function docking dock, get rid（ of the laptop thin interface single trouble, connect devices. Multiple USB ports work at the same time without pressure to experience high-speed USB transmission.