Hipower Laptop Battery For Dell 0Y067P/AB Laptop Notebook Computers Cells: 9 Cells Volts: 11.1V Capacity Rating: 6600mAh; 73Wh Product Type: This item is an extended capacity 9 cell battery. This battery is physically larger than batteries with fewer cells and may stick out from your computer when installed. Please compare the ratings to determine if this battery is different from your current battery.