Rocstor Premium Slim Portable 4 Port USB-C Hub allows you to change your USB Type-C Port into 4 USB 3. 0 Type-A Ports without the need for an external power supply because it is Bus Powered (transfer rates up to 5Gbps). This slim portable adapter increases your laptop's or desktop's connectivity through a single USB Type-C™ or Thunderbolt™ 3 port. The slim portable design is intended to be used on-the-go. This Slim Portable USB hub is compatible with a wide range of laptops and desktops. It also is compatible with many operating systems such as Windows® , Mac, Linux® and Chrome OS™ . It installs automatically once you connect it to your laptop, simply plug-n-play, so you can be up and running in seconds. Bus powered, drawing power directly from your USB Type-C port on your laptop or desktop. This USB Type-C hub is an economical solution for keeping your existing USB Type-A devices and peripherals working, such as your printers, external hard drives and flash drives. Backed by Rocstor 2-Year . Manufacturer: Rocstorage, Manufacturer Part Number: Y10A228-B1. Brand Name: Rocstor. Product Line: Premium. Product Name: Slim Portable 4 Port USB C Hub. Packaged Quantity: 1. Product Type: USB Hub. [Technical Information] Host Interface: USB Type C. [Interfaces/Ports] Total Number of USB Ports: 4. Number of USB 3. 0 Ports: 4. [Physical Characteristics] Color: Black. Form Factor: External. Height: 1". Width: 1. 5". Length: 10. 5". Weight (Approximate): 2. 10 oz. [Miscellaneous] Platform Supported: PC. Mac. Linux. : Yes. Environmental Certification: RoHS. [ ] Limited : 2 Year.