... waist, shoulder, knee. BNA-01BNA-02BNA-01 infrared health care body warmerCharacterasticsSpecificationsModel BNA-01Model BNA-02Model BNA- ... , 60, 70 IntroductionTiancheng infrared health care body warmer Characteristic:1. Apliance: Tiancheng infrared health care body warmer could be ... radiation is closed to bodys temperature, and infrared spectrum is closed to bodies spectrum, the ...