This trigger point massager with electric acupuncture pen is an effective method of treating pain. It is suitable for local body pain, suitable for quick pain relief and easy to concentrate on the sore part. It has three metal heads: (1) dome type: applicable for health care and beautification of the face (2) knot type: applicable for partial body pain (3) sphere: applicable for quick pain relief. No needle. Easy to focus on painful areas. You can adjust the correct energy level according to the different treatment needs when you feel a strong pulse by tilting the acupuncture pen around your body, which means you can find the acupuncture points. It is powered by a 2 AA battery (not included), good for promoting health. Easy to use, easy to carry. Safe and effective, no side effects. Suitable for family use. The massage pen works according to the principles of magnetic therapy as well as at acupuncture points. Acute and chronic pain, arthritis, rheumatism, osteoporosis, sciatica, spondylarthrosis, migraines, sports injuries.