This an integrated USB 3.0 hub with charging function. Each port has switch to control， which means you can use more freely. Providing 5G Mbps maximum data transfer speed and 2.1A maximum charging current， it will provide you high-speed and strong power supplying experience. Features: 1 USB 3.0 power port for charging， combination of hub and charger to meet your different requirements. 7 USB 3.0 port for data transfer， turning a single USB into 7. Maximum data transfer speed up to 5G Mbps， enjoying high-speed experience. Switches to control per ports， use more freely and flexibly. Per-port over-current detection and protection to ensure safety. Specifications: Interface type: USB 3.0 Blue USB ports: 7 * USB 3.0 for data transfer Red USB port: 1 * USB 3.0 for charging Power port: DC 5V 3.5mm Switches quantity: 8 LED indicators quantity: 8 Red USB current: 2.1A (power supply connected)， 1A (power supply not connected) Current protection: 500-1000MAH Data transfer speed: 5G Mbps Color: Black Material: ABS Item size: 18.5 * 5.5 * 2.0cm / 7.3 * 2.2 * 0.8in (L * W * H) Cable length: 103.0cm / 40.6in Item weight (cable not included): 108.0g / 3.8oz Package size: 24.5 * 16.9 * 4.0cm / 9.6 * 6.7 * 1.6in (L * W * H) Package weight: 212.0g / 7.5oz Package list: 1 * USB hub 1 * USB cable