DJW 11.1V 90Wh Laptop Battery for Alienware M17 R3,Alienware M17 R4,Dell M17x Series,BTYVOY1,7XC9N,C0C5M,CN-07XC9N,318-0397, AM17XR3-6842B,05WP5W,07XC9N Battery type: Li-ion; Capacity: 90Wh; Voltage: 11.1V; Cells: 9-cell. Fit laptop models: Alienware M17 R3,Alienware M17 R4,Dell M17x Series Compatible with Dell M17x, Alienware M17 R3, Alienware M17 R4, BTYVOY1, BTYV0Y1 7XC9N 5WP5W CN-07XC9N C0C5M 0C0C5M 318-0397 AM17XR3-6842B CE-/RoHS-Certified. Tested under strict quality control standards, strict guidelines for compatibility Warranty: 12 Months warranty, 30 days money return guarantee.