The revolutionary Hy-Impact Nano Massager provides the relaxing and relieving benefits of deep tissue massage right in your own home. Using percussive massage, it allows you to target areas of your body with precisely calibrated pulses of pressure, that reach deep into the tissues and muscles. The interchangeable massage heads will help relieve aching muscles and stiffness from every part of your body. The powerful, yet quiet motor has 4 adjustable speeds, so you can choose the pressure that’s right for you.