Lithium-Ion (Li-Ion). 7800 mAh 87 Wh. 11.1 V. Brand compatibility: Dell. Black. Number of batteries included: 1 pc(s). Features:. - Volts: 11.1V. - Capacity: 7800mAh. - Cells: 9. - Chemistry: LiIon. Features. Compatible products. Dell Studio XPS 13, X1340 312-0774, 0U008C, P886C, T561C. Brand compatibility. Dell. Product colour. Black. Battery voltage. 11.1 V. Number of battery cells. 9. Battery capacity. 7800 mAh. Battery technology. Lithium-Ion (Li-Ion). Packaging data. Number of batteries included. 1 pc(s). Other features. Number of products included. 1 pc(s)