iFixit Replacement Battery for MacBook Pro 13" Unibody (Mid 2009 to Mid 2012) | High Capacity Li-ion Battery with Tools | Perfect for Laptop Repair & DIY Replacement at Home or Office

iFixit Battery Compatible with MacBook Pro 13" Unibody (Mid 2009 to Mid 2012) - Repair Kit This MacBook Pro 13" Unibody (Mid 2009-Mid 2012) replacement battery fix kit includes all the parts and tools you need to bring your dead MacBook Pro back to life! * New battery will have a capacity greater than 5510 mAh. Battery degradation is an inevitable part of your laptop's lifespan, extend it with this new replacement battery compatible with MacBook Pro 13" Unibody (Mid 2009-Mid 2012). Factory-installed MacBook Pro batteries are only rated to last 1,000 cycles. If your MacBook Pro won't turn on, turns off suddenly, has a "service battery" warning, or simply won't hold a charge, this replacement battery may be what you need to fix it. Kit Contents New Replacement Battery Compatible with a 13" MacBook Pro UnibodySpudgeriFixit Precision Bit DriverPrecision 4 mm Bits:Pentalobe P6 Phillips #00 Tri-point Y0 Note: For optimal performance, calibrate your newly installed battery: Charge it to 100% and keep charging it for at least 2 more hours. Then use your device until it shuts off due to low battery. Finally, charge it uninterrupted to 100%. Warning: Learn more about safe lithium-ion battery handling and proper disposal. This part is compatible with MacBook Pro 13" Unibody A1278 Mid 2009 to Mid 2012.