Portable Power Product, 11200mah Lithium Polymer Nominal Capacity, Voltage 7.4V, 82.88Wh Watt Hour, Suitable for Apple MacBook Pro 17inch A1297 2009 Version, Apple MacBook Pro 17inch MC226*/A, Apple MacBook Pro 17inch MC226CH/A, Apple MacBook Pro 17inch MC226J/A, Compatible With Apple A1309 7.4V 82.88Wh / 11200mAh LiPo Laptop Battery suit. For Apple.