Skyvast A1321 A1286 MacBook Battery for Apple MacBook Pro 15" Laptop (Only for Mid 2009, Mid 2010 Version) with Four Screwdrivers Battery label: Voltage: 10.95V, Capacity: 73Wh. Package include battery with Four Screwdrivers Battery Model: A1321 A1286 Laptop Model: Apple MacBook Pro 15 inch (Only for Mid 2009, Mid 2010) 1:1 scale model replication, ABS+PC materials, prefect fit your laptop. Worry-free 18-month warranty and friendly customer service.