4 Ports Simultaneously: This USB hub can easily expand one of your computer's USB ports to 4 ports (charging is not supported). Supports 4 ports to work simultaneously without any pressure and keeps the temperature in the middle range. Plug and play, no driver required, easy to use.Wide Application The 4-port USB extender is suitable for a variety of devices: laptops, PC towers, XBOX, PS4, flash drives, keyboards, mice, card readers, hard drives, mobile phone OTG adapters, printers, cameras, USB fans and USB cables.Ultra-high-speed transmission: With efficient USB3.0, the 4-port USB splitter provides 5 Gbps stable data transmission and is compatible with 2.0/1.0. The speed is fast enough to transfer high-definition movies in seconds.Humanized Design: 1 cm ultra-thin body, compact, convenient and beautiful. The humanized design takes into account the size of most flash drives on the market and the space between each USB port. 4 flash drives can be inserted at the same time without worrying about space.LED indicator light design: The blue low-light indicator light is on, which is not dazzling, and you can know the working status and power status at any time.