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 240-Watt AC Adapter from Dell™ is specially designed to meet the power needs of your Dell™ laptop. Packed with of 240-Watt power, this adapter enables you to simultaneously operate your system and charge its battery from electrical power outlets. It comes bundled with 6 ft power cord. Compatibility - 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. Quality - Dell uses only OEM grade quality components. Warranty - Our Limited One Year Warranty guarantees that if our Genuine Dell-branded parts should fail, we will replace them. - Genuine Dell-branded parts mean that you will not need to worry about voiding your system’s hardware warranty. - Non-Dell parts are not covered and may void your system warranty. Technical Support - Our experienced technical support staff is available to answer any questions regarding your genuine Dell-branded parts upgrade. - Parts purchased from other sources will not be supported by Dell. - Enables you to operate your system and charge the battery from electrical power outlets - Offers 240-Watt enough to power and charge your laptop - Comes bundled with 6 ft Power Cord Compatibility This product is compatible with the following systems: - Precision M6600 - Precision M4700 - Precision M6700 - Alienware M17x R4 - Alienware M18X R2 - Latitude 3330 - Alienware X51 R2 - Alienware M17 - Alienware M18 - Latitude E7240 - Latitude E7440 - Precision M4800 - Latitude 3550 - Alienware 17 R2 - Alienware 17 R3 - Alienware 15 R2 - Precision 17 7000 Series (7710) - Latitude E5470 - Latitude E5570 - Latitude 7275