The HP 90W Slim Notebook Power Adapter with USB Charging Port is a versatile and efficient power adapter designed specifically for HP laptops. With a sleek black design and a maximum output power of 90W, this adapter is compatible with various HP ProBook, ENVY, Pavilion, and EliteBook models. The inclusion of a USB 2.0 charging port adds extra convenience for charging other devices simultaneously. This retail box adapter from HP ensures reliable power supply and is a practical choice for anyone in need of a high-quality power adapter for their HP notebook.