Lenovo has recalled the battery packs sold with ThinkPad notebook computers the Edge 11, 13, and 14 series, the T410, T420, T510, and W510 series, and the X100e, X120e, X200, X201, and X201s series. The recalled battery packs were also sold separately. Look for part numbers starting with the fourth digit on a white sticker below the bar code: 42T4695, 42T4711, 42T4798, 42T4804, 42T4812, 42T4822, 42T4828, 42T4834, 42T4840 and 42T4890.
Consumers should immediately turn off their ThinkPad and remove the battery pack and contact Lenovo for a free replacement.
Visit the CPSC (U.S. Consumer Product Safety Commission) web site for the complete recall notice which includes the complete list of recalled models, additional contact information, and product images.