Features: Drivefree, easy and quick to convert USB port to RJ45 Networking port. Fast speed transmission and stable connection for notebook and desktop computers without driver installation Users who need to use corded Networking connection on devices without Networking cable interface. Convenient for users when there is no WiFi signal or when they need a more stable Networking connection. Suitable for office, school, home and other environments Specifications: Item: USB3.0 to Rj45 Ethernet Adapter Size:about 60x18.7x13.5mm/2.36x0.74x0.53in Speed： 1Gbps Package Includes: 1PC USB3.0 to Rj45 Ethernet Adapter note: Due to the different monitors and light effect, the actual color the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring difference due to manual measurement.