Amazon.com: Lenovo 6 Cell Battery 67+ (0a36317) For X220T Tablet and X230T Tablet : Electronics
Bay Valley Parts®Lenovo 6-Cells 11.1V 5200mAh Hi-Quality Replacement Laptop Battery for THINKPAD X220T,X230T,X220 Tablet,X220I Tablet,X230 Tablet,X230I Tablet Series