Battery type: Li-ion; Capacity: 4000 mAh; Cells: 6-cell; Voltage: 10.8V.
All Lenovo products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.
Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery.