- 1 x lithium ion 8-cell 4276 mAh 68 Wh
- for Alienware 15 R3
- 15 R4
- 17 R4
- 17 R5
Keep notebooks powered with the BTI Notebook Battery. This 8-cell, Li-ion battery has a capacity of 4276 mAh for uninterrupted usage. It is compatible with the Alienware 15 R3, 15 R4 and more notebook computers.