USB C HUB Docking Station Dual Type-C to Multi USB Splitter Adapter for MacBook Thunderbolt 3 Laptop PC ExtenderFeature:1. Protection interface, dual Type-C interface.2. Stability: Single Type-C port is easy to shake when in use, and the original port will become loose and poor contact after a long time. With it, it can fit tightly without loosening.3. Restore: restore the functions of the original interface of the notebook, support for Thunderbolt 3 and other protocols.4. Long-term: repeated unplugging and plugging will damage the machine, and the maintenance cost will be too expensive. With it, it refuses to plug in and out repeatedly, so that the interface life is longer.5. Compact: compact and easy to carry. Aluminum alloy shell, delicate touch, sturdy and durable; fast heat diipation, easy heat diipation.Specification:Product name: Type-C adapterMaterial: Aluminum alloy + ABSColor: Space GreyProduct weight: about 20gProduct size: 28.6x15x6.5mm/1.13x0.59x0.26inType: A Dual Type-C Male + Type C Female, B Dual Type-C Male + Type-A Female, C Dual Type-C Male + Type-C Female + Type-A FemaleNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2mm measuring deviation due to manual measurement. 1 X Type-C Transmiion Expansion Dock .