... OFF, .for low temperature, .for high temperature.When the warmer is ON, then the LED indicator turns red, at ... place.During use and storage, if the warmer appear abnormal phenomena such as smelly, hot, discoloration, deformation and so on, ... = new AE.run.minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); hot pack pad electric USB li-battery hand warmer CE & ROHS approved