This product is New, Factory Sealed, and Guaranteed Authentic - Always on the go? No more worries about running out of battery power! You can power your system with this 6-Cell Lithium Battery from Dell™. With a capacity of 58 WHr this battery lets you work seamlessly when you are on the move for business trips or vacations. Additionally, it provides uninterrupted reliable performance you need to get the most out of your system. Furthermore, this battery comes with 3-Year warranty.