Hiport Laptop Battery For Sony Vaio PCG-7H1L, PCG-7H2L Laptop Notebook Computers (Large Capacity) Cells: 9 Cells Volts: 11.1V Capacity: 6600mAh; 73Wh Type: This item is an extended capacity 9 cell battery. This battery is physically larger than batteries with fewer cells. Please compare the specs to determine if this battery will be larger than your original.