With multi-port design,this product supports simultaneous connection of different devices.USB 3.0+TF interface,effectively improve your work efficiency.  Aluminum alloy material ensures its quality and durability.It is also lightweight and portable,which makes you life easier and more convenient.   Features: Multifunctional Design.With multi-port design,different devices can be connected simultaneously.Just plug and play,no other drivers or software are required.  High Quality Material.Aluminum alloy material improves its wear resistance and corrosion resistance,safe and durable,offering a longer service life.  USB 3.0×2. Dual USB 3.0 ports support different kinds of USB peripherals,such as USB flash disk,mouse,keyboard and so on,effectively improving your work efficiency.  Easy TF Card Reader.Support fast reading for TF cards,which provides great convenience in daily life.  PD Continuous Power Supply.Equipped with PD interface, you can enjoy simultaneous entertainment and charging.  Excellent Type-C Interface.With upgrade Type-C interface,both positive and negative plug can be used,convenient and safe for you.And faster transmission speed is delivered without delay.  Lightweight and Portable.Extremely easy to carry and store,taking up no place,great for both indoor and outdoor use.   Specifications: Material:Aluminum Alloy;  Color:Silver/Gray(Optional);  Suitable Devices:Laptops with Type-C interface;  Support System:Macbook Pro;  Item Size:10.4*1.4*0.7cm/4.1*0.6*0.3in;  Item Weight:13g/0.5oz;  Package Size:18*6.7*1.8cm/7.1*2.6*0.7in;  Package Weight:32g/1.1oz;   Package List: 1*USB Hub