The Genuine Dell 65W AC Adapter Charger is specifically designed for the OptiPlex 3040, 7040, 3060, 7050, 3070, 3020, and 9020M models. With a voltage of 19.5V and an output current of 4.62A, this black adapter is compatible with various Dell OptiPlex series. It is a reliable and efficient power source for your desktop computer, ensuring a consistent and stable connection for optimal performance. Made by the trusted brand Dell, this AC adapter charger is a quality product that will meet your power supply needs for your desktop computer.