This product is brand new and unused. It has been opened once for product inspection. Model Number: ACDC-TP9565BK This 65W AC adapter with an integrated cable allows you to charge laptops from different manufacturers simply by swapping the connector. It comes with four interchangeable conversion connectors. It supports a wide range of major manufacturers, including Dynabook/Toshiba/Fujitsu/HP/DELL laptops with DC round ports, and Lenovo/NEC laptops with DC square ports. It eliminates the need to carry an AC adapter when traveling or working remotely. It's also convenient when switching between a home and work computer.