Product parameters:MaterialABSSize: 2.5x18.3cmSilverWeight: about 45gBattery type: 1 * AA (not included)Scope of delivery:Acupuncture pen * 1Massage head * 5Product description:Needleless AcupunctureThere are no needles involved, so there is no skin piercing. The massage pen is based on the principles of magnet therapy. Simply press the pen onto the affected areas and it will deliver an electrical pulse to stimulate the meridian and acupuncture points in your body for healing and pain relief.9 Intensity modeThe electronic acupuncture pen only needs one AA battery (not included) to work. It has a digital display that shows the strength of the electrical pulse output (0 - weakest and 9 - strongest). You can adjust to the right energy level based on your treatment needs. Simply press the start button to increase or decrease the strength of the electrical impulse.Five massage headsNodal point massage head for partial body pain. Spherical massage head for fast pain relief and partial therapy. Facial beauty massager head for healthcare and facial beauty. Scratch massager for acupuncture and blood circulation. Acupuncture tapping massager for tapping and rolling massage for pain relief.Alternative treatmentThe electronic acupuncture pen has no side effects, unlike medical painkillers and other drugs used to treat chronic pain. It is excellent for treating both acute and chronic physical pain caused by arthritis, rheumatism, osteoporosis, sciatica, migraines, sports injuries and muscle, joint and back pain.Portable pain relieverThe electronic acupuncture pen is lightweight and easily fits in your pocket, bag or pouch. Use it when traveling or just for a long day at work when you need relief from your pain.Notice:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item.2.Due to manual measurement, there may be an error of 1-2mm.