Description: Capacity: 6300mAh Voltage: 7.4V (7.2V) Number of cells: 4 Cells technology: Li-Polymer Warranty: 12 months Colour: Black Overdischarge protection: Yes Overcharge protection: Yes The possibility of return: Up to 30 days Product code: DE85 Manufacturer: Green Cell Compatibility list: Compatible with following battery models : Y9N00,3H76R,489XN,PKH18,4FJXY,04FJXY,0489XN,Y9NOO Compatible with following devices : Dell XPS 12,Dell XPS 13,Dell XPS Duo