- Battery type: Li-Polymer; Capacity: 65.5Wh/6000mAh; Cells: 6-cells; Voltage: 10.95V. High Performance Macbook Pro 13 inch Battery A1322 A1278, Up to 500 recharge cycles over the life of the battery
- Replacement for: MacBook Pro 13.3" A1278 A1322(Mid 2009, Mid 2010, Early and Late 2011, Mid 2012 Version) 661-5229 661-5557 020-6547-A 020-6765-A. Certified safe by world-renowned third parties CE, FCC and RoHS
- Grade A Cell: Original A-level durable battery cells ensure fast charges and low power consumption; Built-in circuit protection ensures safety and stability with protection against macbook a1278 battery over charge and short circuit