Needleless Acupuncture -- This Acupuncture pen combines modern biotechnology and the essence of Chinese medicine to show you real effects of meridian acupuncture therapy. There are no needles involve so it is not only painless but the skin is never even punctured at all, making it safe to use at home.Appliaction -- 1) SPHEROIDAL: Partial therapy, which is applicable for quickly alleviating pain. 2) NODE TYPE: Node therapy, which is applicable for partial body pains. 3) DOME TYPE: Superficial therapy, which is applicable for health care and facial beauty. 4) SCRAPPING: Scrapping therapy, which is applicable for acupuncture and blood circulation. 5) TAPPING: Body therapy which is applicable for tapping and rolling massage to relief the pain.Easy To Use -- It only needs one AA battery (not included) to function. It has a digital display that shows the strength of the electrical pulse output (0 - weakest and 9 - strongest). Simply press the start button to increase or decrease the strength of the electric pulse.No Side Effects -- It has no side effect as opposed to using painkillers and other medications to treat chronic pain. It's lightweight so you can easily put it in your pocket, bag, or pouch when you need relief from your pain.Package Include: 1 Energy Acupunture Pen, 5 Different Head Types, 1 English Manual. It use one Battery AA (not included).