Compatibility: The 65W Surface Pro Charger works with a variety of Surface devices, including Surface Pro X, 8, 7, 6, 5, 4, 3, Surface Laptop 4, 3, 2, 1, Surface Book, and Surface Go. It fits models 1706, 1866, 1796, 1724, 1625, 1867, 1735, etc Input & Output Specifications: Input: 100-240V 50/60Hz, making it suitable for worldwide use. Output: 15V-4A 65W, providing reliable power for your Surface device Additional USB Port: The charger includes a 5V-1A 5W USB port, allowing you to charge another device, such as your phone, simultaneously Safety Features: Designed with automatic thermal control, overload cut-off, and short circuit protection, this charger ensures safe and secure operation during use What You Get: The package includes 1 x 65W Surface Charger, 1 x 6ft Power Cable, and 1 x Wall Plug. If you have any questions 65W Surface Pro Charger, feel free to reach out to us. We're here to provide expert advice and support