X220 Laptop Battery For Lenovo Thinkpad X220I X220S 42T4899 42T4900

This Battery Model is X220.The Capacity is 5600mAh/63WH(6 cells) and 8400mAh/93WH(9 cells).It can Compatible Laptop Model is Lenovo ThinkPad X220,X220I,X220S Series.