4-port USB 2.0 hub, with power adapter With this USB hub it is easy to expand the computer, laptop with 4 extra USB ports (USB 2.0). Comes with power adapter that powers all USB ports. Perfect if you use e.g. a Raspberry Pi and want to connect several power-hungry accessories. Specifications: - 4 USB 2-0 ports. Up to 100mA per port without a power adapter or up to 500mA with the power adapter connected. - Support for High speed (480 Mbps), full speed (12 Mbps) and low speed (1.5 Mbps) - Plug & Play. Automatic configuration Package contents: 1 x USB 2.0 hub 1 x USB cable 1 x Power adapter (5V/2A) < br /> For more information see document link (PDF).