Features: Usually contains multiple USB3.0 USB2.0 and USB C port, and supports USB3.0 and above standards. Fast data transfer speed, theoretically up to 5Gbps, can be simultaneously to a variety of USB devices such as mouse, keyboards, USB flash drive, removable hard disk, printer, to facilitate rapid data transfer and sharing. Card reader function: small memory cards reader, support fast speed data transfer, capacity up to 2T, convenient for users to quickly read photos, videos and other data from cameras, camcorders and other devices. Powerful charging function: With support for up to PD60W and even PD100W power transfer, it can quickly charge laptops, cell phones, tablets and other devices while expanding connection of the devices. Not need for external disks or installation of complex disks, convenient and quick, greatly improving the efficiency of work and use;Wide compatibility. Specifications: Charging: PD60-100W Connection:USB Type C Material: ABS and Metal Size：about 180x100x50mm/7.08x3.94x1.97in Optional Package: 8Port （5usb+2 Slots Card Reader+3.5mm Auditory) / 5 Port 4USB3.0+PD60W /4 Port 4USB3.0 Optional Package Includes: 1PC USB Docking Station note: Due to problems of lighting effect, there might be tolerances in product, please understand. Please allow 0-1cm error due to manual measurement.