This AC power adapter is designed for use with HP products, specifically the Photosmart C4280, C4580, and C4260 printer models. It comes with a power cable and can output at both 16V and 24V. The voltage ranges from +32V at 375mA to +16V at 500mA. This adapter is perfect for anyone in need of a replacement or spare charger for their HP printer. It is compatible with laptops and desktops and is a standard AC adapter. Get the power you need for your HP printer without worrying about the condition of the item, as it is brand new.