Always on the go- No more worries about running out of battery power! You can power your Laptop with this 3-Cell Lithium-Ion Battery from Dell . With a capacity of up to 28-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. This product has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell system. This product comes with 1 year limited warranty. For more information about warranties, please click here: www.dell.com/warranty . Device Type: Notebook battery Battery: Lithium ion 3-cell - 28 Wh Batteries Qty: 1 Manufacturer Warranty: 1 year warranty Designed For: Latitude 2100, 2110 Device Type: Notebook battery Quantity: 1 Technology: 3-cell lithium ion Capacity: 28 Wh Service & Support: 1 year warranty Service & Support Details: Limited warranty - 1 year Designed For: Dell Latitude 2100, 2110