This infrared massager is lightweight and easy to handle design allows its applications all over the body to help ease tired and tense muscles. It include 2 massage heads to very your massage soft for a more relaxing massage and nabbed for more intense treatments. It infrared heating function can promote blood circulation. It increased cellular metabolism helps remove excess fluids and toxins, thus helping to reduce pain and muscular tension. It has stepless speed regulation switch, adjustable massager speed.