๐ Battery heated base layer shirt for wearing between your underwear and over clothes ๐ Powered by the following batteries: 14.4V/18V LXT battery, 12Vmax CXT battery, thin type battery BL1055B ๐ Comfortable to wear: ∙ Fabric is very thin, allowing you to wear between your underwear and over clothes ∙ Elastic fabric material provides movement without restrictions ๐ Four heat zones on the front waist, back top center and both forearms ∙ Two forearm heat zones are newly added to provide more effective heating of a wide area of upper body and arms ๐ Ideal not only for conventional power tool/OPE users, but for a wider range of users regardless of indoor or outdoor, such as factory workers, sports spectators, amateur anglers and more ๐ Machine-washable and -dryable ๐ With 3 heat level settings ๐ Compatible battery holder • Compatible with Battery holders (TD00000110/ TD00000111), which are also compatible with fan-cooling items • Not compatible with Battery holders (YL00000003/ YL00000004), which are specially designed for heated items ๐ Ideal place for holding Battery BL1055B Battery BL1055B can be held in the pocket on the left side waist of the shirt, enabling user to sit back at ease ๐ Unisex shirt • Wearable regardless of gender • Available in XS size, a brand-new size in the lineup of our fan-cooling or heated wear