This recall involves Panasonic lithium-ion battery packs installed in 39 models of Toshiba Portege, Satellite, and Tecra laptops. The battery packs were also sold separately and also installed by Toshiba as part of a repair. Battery packs included in this recall have part numbers that begin with G71C (G71C*******). Part numbers are printed on the battery pack. A complete list of battery pack part numbers included in this recall can be found on the company’s website.