Needle Free AcupunctureThere Are No Needles Involved, So There Is No Skin Piercing. The Massage Pen Works On The Principles Of Magnet Therapy. Simply Press The Pen To The Affected Areas And It Will Emit An Electrical Pulse To Stimulate Your Body'S Meridian And Acupuncture Points For Healing And Pain Relief.9 Intensity Mode Electronic Acupuncture 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 The Appropriate Energy Level According To Different Treatment Needs, Just Press The Start Button To Increase Or Decrease The Strength Of The Electric Pulse.5 Massage Head Function The Tip Of The Dome Is A Superficial Therapy, Applicable To Health Care And Facial Beautification; The Spheroidal Tip Is A Partial Therapy, Applicable For Quick Pain Relief; The Scraping Tip Used On Acupuncture Points, Acupuncture Channels Or To Increase Blood Circulation To An Area;Alternative TreatmentElectronic Acupuncture Pen Has No Side Effects Like Painkillers Medications And Other Medications Used To Treat Chronic Pain. It Is Ideal For Treating Acute And Chronic Physical Pain Caused By Arthritis, Rheumatism, Osteoporosis, Sciatica, Migraine, Sports Injuries And Muscle, Joint And Back Pain.Portable Pain Reliever The Electronic Acupuncture Pen Is Lightweight And Fits Easily In Your Pocket, Bag Or Purse. Use It While Traveling Or Just For A Long Day At Work, Where You Need Relief From Your Pain.-5