Instant USB Expander Powered USB hub expands 1 USB port to 7 USB 3.0 ports and 3 charging ports for keyboard, mouse, printer, hard drive and more USB peripherals simultaneously. High-Speed TransmissionUSB Hub with 3.0 USB ports has a transfer speed of up to 5Gbps. With the ultra-high transferring speed, the transmission of HD photos, videos, and any files can be done in seconds. 3 Smart-Charging Ports:Powered usb hub offers additional 3 charging dedicated port, you can charge your tablets, cameras, and phones without having to find extra wall outlet space. With the 12V/3A power adapter, can deliver the fastest possible charge of up to 2.4 amps per port. Individual ON/OFF SwitchesEach port has an independent switch that allows you to manage your devices at any time without unplugging them. The BLUE and RED LED indicator lets you see the working status at a glance. Wide CompatibilityUSB 3.0 Power Hub is compatible with Windows XP / Vista / Win 7 / Win 8 / Win 10 /Win 11