Replace a 5800 mAh battery compatible with MacBook Pro 13" Unibody (Mid 2009 to Mid 2012). 63.5 Watt Hours (Wh), 10.95 Volts (V).
Replace a 7080 mAh battery compatible with MacBook Pro 15" Unibody (Mid 2009/Mid 2010). 77.5 Watt Hours (Wh), 10.95 Volts (V).