Wahl Heat Therapy Therapeutic Massager with four interchangeable therapeutic massager heads. Relieve everyday aches and pains with the benefits of a therapeutic massage. With the Wahl® massager you can choose massage only heat only or combination of both. Two vibration settings and two heat settings. Heat function penetrates deeply to soothe stiff and aching muscles. Powerful lightweight quiet a Wahl massager is the perfect way to relax and put your body at ease.