Product Description : - Ethernet USB adapter connects a computer or Raspberry Pi 3 to a router, modem, or network switch for a Fast Ethernet (100 Mbps) network connection; Connect the USB Ethernet adapter to your laptop without an Ethernet port - Portable RJ45 to USB dongle weighs less than 1 ounce with a 6-inch cable tail to connect to your computer; Wired LAN USB adapter is more secure than most Wi-Fi connections - More Stable Wired Network: Compared to a WIFI connection, the Elisburry USB to Ethernet Adapter can provide a faster, more reliable wired network. Let you no longer suffer from loss or loading when playing games, watching HD videos, online meetings, or online classes. It's also good for avoiding Wi-Fi interference and privacy issues. - Compact and Portable: This Elisburry USB to Ethernet Adapter has a brand new small-size design. You can easily take it anywhere with your briefcase or pocket, very suitable for the business person.