Always on the go? No more worries about running out of battery power! You can power your Laptop with this 9-Cell Lithium-Ion Battery from Dell. With a capacity of up to 90 WHr, the battery lets you work seamlessly when you are on the move for business trips or vacations. This battery provides uninterrupted reliable performance you need to get the most out of your system. Device Type: Notebook battery Battery: Lithium ion 9-cell - 90 Wh Batteries Qty: 1 Designed For: Latitude E6400, E6400 ATG, E6410, E6410 ATG, E6510; Precision Mobile Workstation M4500 Device Type: Notebook battery Quantity: 1 Technology: 9-cell lithium ion Capacity: 90 Wh Designed For: Dell Latitude E6400, E6400 ATG, E6410, E6410 ATG, E6510 Dell Precision Mobile Workstation M4500