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