Realtek RTL8153B Durable aluminum casing, resistant to plugging/unplugging USB C to Ethernet adapter supports 1G internet speed for uninterrupted file transfers, online gaming, video streaming, and more Green LED indicates correct connection/ Yellow LED flashes during data transmission Plug-and-play convenience for Mac, Windows laptops, and USB-C devices 2 in 1: including USB Type-C to Type-A Adapter Operating Temperature: 0 ℃-40 ℃ Dimension (L x W x H) 63 x 21 x 16.5mm/ USB cable: 200 mm 18 month limited hardware warranty Note: Electrical products are designed for use in the US and may require an adapter or converter for international use due to varying outlets and voltage standards. Verify compatibility before purchasing.