Usage Tips:The working status is clear at a glance, with the green light constantly on and the yellow light flashing during use. Supports campus/company, home networks, suitable for network environments, eliminates latency and lag issues, and enables smooth internet access. Using high-performance and powerful chips, multiple systems can be installed automatically without the need for drivers by inserting them into a computer USB. Compact body that doesn't take up space, convenient for placing on a desktop or carrying around. Hign-concerned Chemical:None Lan Transmission Rate:100M Ethernes Transmission Speed:100 Mbps Application:Desktop Adapter Socket:RJ45 Kind:External Transmission Rate:10/100Mbps Type:Wired The product appearance and printed words depending on the batch, but this does not affect use. Colour:As Shown Material:plastic Package Contents: 1 * Internet Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.