Stop lugging your AC adapter back and forth between home and office. Get a second AC adapter for your notebook and keep one in the office and one for home or travel. The 45-Watt AC Adapter from Dell™ is specially designed to meet the power needs of your Dell™ laptop. Packed with of 45-Watt power, this adapter enables you to simultaneously operate your system and charge its battery from electrical power outlets. It comes bundled with 3.28 ft power cord. - Genuine Dell-branded parts undergo rigorous testing by qualified engineers to ensure compatibility and reliability in your Dell system - Our sustaining qualification process allows for testing and certification of the newest technology on your Dell system.