The shell is made of aluminum alloy material, durable, firm and stable USB connects any USB 3.0/2.0/1.x cable with the full-sized Type A male connector to another USB cable Extend the length of an existing cable or connect to an installed cable located in the back of a computer It provides up to 5Gbps data transfer rate while supporting backwards compatibility with USB 2.0/1.x cables USB 3.0 coupler has gold-plated connectors that provide durability and resist corrosion; Easy-grip treads make frequent unplugging a breeze Product size: 34x13x7mm
