The FP1LS05 is a USB 2.0 to 10/100Mbps Ethernet LAN network card for Windows, Linux, and Mac systems. It provides an easy and cost-effective solution for connecting a laptop, desktop, or Ultrabook computer to an Ethernet network. This device supports 802.3u, 10/100Mbps auto-sensing, auto MDI/MDIX, and supports Wake-on-Lan (WoL). It also features a compact and lightweight design, making it ideal for travel or carrying around while on the go.