SPN. New Laptop Battery [10.8V, 4400mAh ,6-cell] For Lenovo Y480 G480 G580 G580A G585 IdeaPad Y580 Y580N /P Z380 Z480 Z485 L11O6Y01 L11L6F01 L11P6R01 Series 1.Battery type: Li-ion; Capacity: 4400mAh; 6-cell; Voltage:10.8V;Color: Black. 2.Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. 3.Built with quality components and rigorous quality control. Operating time will vary depending upon computer settings, hardware use, etc. 4.Operation time: Around 2.5 hours. In reality, this will depend on the amount of electricity required by the device and how you use it. 5.100% New from Manufacturer.