Go to Amazon Sites : http://www.amazon.com/gp/product/B00KAYR040?tag=shitmycatsrea-20
TPE? New Laptop Battery for Apple A1322 A1278 (2009 2010 2011 Version) Unibody MacBook Pro
Battery type Rechargable Li-ion Battery Capacity 5800mAh635Wh Cells 6-cell Rating 1095V
About 500 recharge cycles over the life of the battery
CE-FCC-RoHS-Certified for safety Grade A cells ensure fast charges and low power consumption Built-in circuit protection ensures both safety and stability
100 New from Manufacturer - 12 months warranty
Operation time for standard batterieseg 4400mah Around 2 hours the actual operation time will depend on how much electricity is required by the device and how you use it