CWK Long Life Replacement Laptop Notebook Battery for IBM Lenovo ThinkPad 52+ 0a36317 67+ the x220 t tablet and x230t tablet 42t4877 42t4878 42t4879 42t4880 42t4881 42t4882 52+ - Walmart.com
29++ 9 Cell Battery for Lenovo ThinkPad X220 X220i
Lenovo ThinkPad X220 notebook promises 24 hours of battery life | Digital Trends