The Anker Advantage: Join the 55 million+ powered by our leading technology. Instant Internet: Connect to the internet instantly from virtually any laptops USB-A port, and enjoy stable connection speeds of up to 1 Gbps. Lightweight and Compact: The space-saving and portable design measures just over half an inch thick and weighs about the same as a AA battery. Premium Build: Features a sleek aluminum exterior and braided-nylon cable to complement the design of high-end devices. What You Get: PowerExpand USB 3.0 to Gigabit Ethernet Adapter, welcome guide, 18-month worry-free warranty, and friendly customer service.