amsahr&reg; Extended Performance Replacement Battery for Dell Alienware 14x, M11x, M11x R1, M11x R2, M11x R3, M14x R1, M14x R2, M14x R3, PT6V8, 8P6X6, 08P6X6, KR-08P6X6 (8 Cell, 62WH) 18 Months Manufacturer Warranty, 100% Satisfaction Guaranteed ( A saving of $18.97 ). 100% Compatible Non-OEM : Lithium Ion (Li- ion) Long Life Battery: Rechargeable with No Memory Effect and Power Surge Protection. 62WH, 14.8 Volts & 8 Cell Protective Retail Packaging, Each Battery is Sealed with Anti-Static Shield Sleeve. Exclusive Offering of a Durable, High Performance, Extended Life Grade A Battery