It converts USB3.1 TypeC to TypeA. It can synchronize and charge by connecting USB TypeA device. USB 3.1 transfer data maximum 20 times faster than USB2.0. It is compatible with USB 2.0 and USB 3.0 devices. TypeC is a reversible design that is slim shape and can be inserted in both side. Moreover, durability such as the number of times of insertion and removal has been improved.