Lenovo ThinkPad 57++,P/N: 0C52864 9 Cell Extended Life Lithium Ion Laptop Battery, 100 Wh, 10.8v, 1.07 lbs, Retail Packaged
Amazon.com: Exxact Parts Solutions Replacement Laptop Battery Compatible with Lenovo G500 Series Lenovo Y485N Series Lenovo Z485 Series Compatible with Part Number 121500049 L116Y01 L11L6F01 : Electronics