Omala Li-ion Battery For Apple A1175 A1211 A1226 A1260 A1150 MacBook Pro 15-inch series[Li-Polymer 6-cell 60Wh] Battery type: Li-Polymer; Capacity: 5600mAh; Cells: 6-cell; Voltage: 10.8V. 100% New from Manufacturer. Up to 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. Operation time: Over 2 hours, the actual operation time will depend on how much electricity is required by the device and how you use it.