The Genuine Dell 130W AC Adapter is a slim power adapter designed specifically for Dell laptops. With a voltage of 19.5V and a maximum output power of 130W, it is compatible with various Dell models, including XPS, Precision, and Inspiron. The black adapter features a small tip diameter of 4.5mm, ensuring a snug fit for your device. As an authentic Dell product, you can trust the quality and reliability of this power adapter for charging your laptop efficiently and effectively.