The Surf Onn 65W Universal Laptop Charging Adapter is a versatile power adapter designed for use with a variety of laptop brands. With 10 interchangeable tips, it is compatible with a wide range of devices. The adapter operates at 19V with an output current of 3.42 A, making it suitable for charging laptops quickly and efficiently. The sleek gray design, along with compact dimensions of 4.09 inches in length, 2.09 inches in width, and 1.16 inches in height, make it easy to transport and use on the go. This adapter is a convenient and reliable solution for keeping your laptop powered up and ready for use.