Lithium Polymer Battery Pack 5400 mAh for Apple MacBook Pro 15-inch,Apple MacBook Pro 15.4-inch: 1.83GHz,Apple MacBook Pro 15.4-inch: 2.0GHz,Apple MacBook Pro 15.4-inch: 2.16GHz,Apple MacBook Pro 15.4-inch: 2.2GHz,Apple MacBook Pro 15.4-inch: 2.33GHz,Apple MacBook Pro 15.4-inch: 2.4GHz