Fusion of modern biotechnology, high quality electric massage pen, without piercing the skin to do acupuncture; directly into the body tissues, organs, activate radicals and the adjustment of biological cells, essentially regulate the body's absorption, conduction, balance, metabolism, immune functions.This Acupuncture pen stimulates acupuncture points,Effectively relieve joint pain, back pain, muscle pain, chronic pain, by massage for Relax.Effective for Arthritis, Rheumatism, Osteoporosis, Sciatica, Spondylitis, Sports injuries, Muscle & joint pains, Back pain.Dome Type: Applicable for Health and Facial Beautification. Node Type: Applicable for Partial Body Pains.Spheroidal: Applicable for Quickly Alleviating Pain.Simple operation, easy to carry, Safe and effective, with no side effects, suitable for family use.The product requires an AA battery, and the product does not have a battery.Colour: Picture colorMaterial: ABS+zinc alloy+platingPackage Contents:1 * Massage pen with accessoriesOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.