... glass tube connection: wire, pin and etcInfrared quartz heating tube with alloy wire component voltage is 110/220V/380V or other ... quartz heater component has strong transmission at far infrared, compared with other kinds far infrared products, when the wavelength >6Lj, ... minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Infrared Quartz Heating Tube with SGS,CE, Rohs