Lenovo ThinkPad tablet battery 67+ 6 Cell for X230 0A36317
Lenovo ThinkPad X230 Review - SlashGear
China Laptop Battery for IBM Thinkpad X220 X230 X220s X220I 42t4867 42t4866 42t4865 42t4863 42t4862 - China Rechargeable Batteries and Lithiom Batteries price
Laptop Battery for IBM Thinkpad X220 X230 X220s X220I 42t4867 42t4866 42t4865 42t4863 42t4862 - China Rechargeable Batteries and Lithiom Batteries price | Made-in-China.com
Lenovo ThinkPad X220, X220i, X230, X230i Battery - iFixit Store