Denaq - Notebook battery - lithium ion - 4-cell - 2200 mAh - 31.68 Wh - for Lenovo ThinkPad X200 Tablet; X201 Tablet - Walmart.com
Thinkpad x201 tablet battery stuck on 88% after replacement? - Other Hardware - Level1Techs Forums
Laptop Battery for IBM Thinkpad X200 Tablet Series X201 Tablet for Lenovo Thinkpad 43r9256/Ab 43r9257 43r9256 42t4564 - China Rechargeable Batteries and Lithiom Batteries price | Made-in-China.com
Lenovo ThinkPad bumps bring X201, X201s, X201t, W701, and W701ds into the Core i7 fold | Engadget