Amazon.com: Lenovo 6 Cell Battery 44+ ( 0a36306 ) For X220 And X230 Laptop In The Factory Sealed Lenovo Retail Packaging : Electronics
Lenovo ThinkPad 44+ Li-Ion 63Wh 6-cell Battery for X230 (0A36306)
Amazon.com: GHU New Battery 48 WH 6 Cell Replacement for 68+ 0C52861 0c52862 0c52862 Compatible with Lenovo Thinkpad T440 T440s T450 T450s T550 T560 T460 T460p for L450 L460 L470 T470P W550s
Amazon.com: Lenovo ThinkPad 9 Cell Lithium Ion Battery 44++ ( Manufacturers P/N; 0A36307 ) 94Wh Extended Life System Battery For X220 And X230 Laptops Only : Electronics