It is used to connect an external USB peripheral product with a USB C interface to a tablet, notebook or smartphone device with a USB Type C interface. High-speed USB data transfer rate provides a maximum power of 480 Mbps3A Thanks to the Type C connector, there is no reverse problem like Apple's "Lightning" connection. Cable connection is made when first plugged into the port without cable connection.Connector 1: USB C, male (USB 3.1)Connector 2: USB C, male (USB 3.1)Armor: double armoredAWG: 24/28Cable wire raw material: CUConnector surface: nickel platedUL certified: UL2725Cable color: blackConnector color: blackLength: 1.8 meters