IBM ThinkPad T40 Series High Capacity Main Battery 10.8v 6.6 mAh CL741B.081.

Use the 08K8197 battery for those long trips on the road or in the sky. The 08K8197 battery provides hours of mobile computing productivity.

Don't be fooled by cheap, refurbished IBM laptop batteries. These batteries are usually pulled from used IBM laptops and do not have the full number of charge-discharge cycles.

Buy this high quality 08K8197 IBM laptop battery and receive a full 1 year warranty and 30 days money back if you are not satisfied with your purchase.