Puredick&reg; New Laptop Battery for Apple A1175 A1211 A1226 A1260 A1150 MacBook Pro 15", - 12 Months Warranty [Li-Polymer 6-cell 10.8V 5600mAh] 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. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. CE-/FCC-/RoHS certificated for safety,12 months warranty,professional technical support, efficient and always satisfied customer service 24 x 7 email support. Operation time:Same Battery life with Brand new original Apple battery. In reality, this will depend on the amount of electricity required by the device and how you use it