Laptop, Main power battery for portable computers• Lithium ion, Newer type of rechargable, giving best performance for a rechargable.•EAN: 5055190118146• Equivalent Part Number: HF674• Number of cells: 9• Capacity: 6900.0m Ah• Voltage: 11.1 V Main Battery Pack 11.1V 6900m Ah 73 Wh