Description: Capacity: 5200 mAh Voltage: 10.8V Number of cells: 6 Cells technology: Li-Polymer Warranty: 12 months Cells manufacturer: Green Cell Colour: Black Overdischarge protection: Yes Overcharge protection: Yes Product code: AP10 Manufacturer: Green Cell Size: 249x86x14mm Weight: 350g Model: MacBook Pro 15" Compatibility list: Compatible with following battery models : A1321 Compatible with following devices : Apple MacBook Pro