This high capacity 9-cell lithium ion notebook battery is designed for compatibility with various Lenovo ThinkPad models including R400, R61, R61i, R61u, T400, T61, and T61u. With a powerful 7800 mAh capacity, this battery ensures extended usage time for your laptop, providing you with the freedom to work and play without frequent recharging.
Lenovo 43R2499 High Capacity 9-Cell Lithium Ion Notebook Battery