... , back, waist, shoulder, knee. BNA-01BNA-02BNA-01 infrared health care body warmerCharacterasticsSpecificationsModel BNA-01Model BNA-02Model BNA-03Length105mm105mm105mmWidth63 ... temperature of radiation is closed to bodys temperature, and infrared spectrum is closed to bodies spectrum, the spectrum is ... temperature to be selected, 50, 60, 70. After switch on 3~5 minute, the temperature will be stable ...