• Equipped with five massage heads to relieve pain in the cervical spine, shoulders, arms, face, and legs. • Nine power levels for personalized treatments of various conditions such as frozen shoulder, arthritis, and migraine. • Promotes blood flow, relieves muscle pain, and delays skin aging. • Needle-free acupuncture, safe and painless, with no side effects. • Operates with one AA battery and has a digital display to adjust the strength of the electrical impulse.