Super small and lightweight USB splitter: USB splitter is very small and lightweight, with ABS plastic housing sandblasting process, 2 upgraded USB 3.0 ports, speed up to 5 Gbp/S 3 downstream USB 2.0 ports speed up to 480 MB/s. USB port expander: Adopt the latest USB hub controller, no driver, plug and play, split your single USB port into 3, a USB interface can be extended to multiple to work independently, easy to use. Wide application: all USB devices can be used. Mobile hard disk, keyboard, mouse, U disk, card reader, USB radiator, MacBook, Mac Pro/Mini, iMac, Surface Pro, XPS, notebook PC, USB flash drives, mobile HDD, printer, scanner, mobile phone, tablet and other connected computers for data transmission. Safe, reliable and durable: each port has built-in overcurrent protection. This protects the connected device from damage caused by short circuit. Sturdy outer materials and heat-resistant plugs ensure ultimate durability. Easy setup: no installation, plug & play and hot-swap