This AC adapter model is a universal replacement for various laptops, including those from HP ENVY. With a voltage of 19.5V and output current of 3.33A, it is compatible with a wide range of products. The unit type is a single unit, and the color is black.The adapter is manufactured in China and is designed to work with AC/Standard type outlets. It is a great addition to your laptop accessories, allowing you to easily replace a damaged or missing adapter.