1. Comply with Microsoft Surface laptop specifications: This charger adapter is designed for Microsoft Surface laptops and is compatible with most models. 2. Power output: It has a power output of 15V 4A 65W to meet the charging needs of your Surface laptop. Too low a power output may result in slow charging, while too high a power output may cause damage to the device, please make sure you choose the correct power output. 3. EU Plug Cable: Charger adapter with EU plug for use in European regions. The EU plug adopts the European standard plug shape and is compatible with European power sockets. You can look for charger adapters with European plugs, or choose adapters with replaceable plugs that you can change out as needed. 4. Safety certification and protection functions: This product has a charger adapter with safety certification and protection functions to ensure safe charging. These features can include overcurrent protection, overheating protection, and short circuit protection to prevent damage to the device.