Promate.UAE: We recommend purchasing from the official "Promate.UAE" seller to ensure the best quality and warranty coverage. PROMATE offers a 2-year manufacturer's warranty on this product, so you can buy with confidence.? USB-C Compatibility: Connect any USB-C device to the Internet via an Ethernet port.? Stable Performance: Get faster, more reliable network connection speeds up to 1 Gbps, downward compatible with 100Mbps/10Mbps.? Quick Transfer Rate: HD movies, photos, and files are transferred in few seconds as the USB 3.0 ports support a transfer rate of up to 5Gbps.? Compact and Powerful : The compact and lightweight ethernet otg adapter easily fits into any laptop case, briefcase, or backpack and requires no external power.