This replacement MacBook Pro 15" (2009 - 2010) battery is what you need to bring your laptop back to life. It has 73Wh capacity, which is the highest capacity available for this model of MacBook Pro. It will make your laptop run almost twice as long as with your current old battery.
Watt Hours: 73Wh
Top quality Lithium-Ion cells
Brand new, recently manufactured
Compatible model numbers: A1321, A1286