Features 1、Highly Functional: This powerful massage pen effectively relieves acute and chronic physical pain caused by arthritis, muscle, joint or back pain. 2、Protect Thumb and Wrist: Free hand massage treatment will cause great damage to your wrist and thumb. This tool can not only prevent your thumb and wrist from injuries, but also improve the efficiency of the massage. 3、Easy Use: This massage pen requires no batteries, no needles, just press the pen on the sore spot, and it will send out electrical pulses to massage your body's meridians and acupuncture points to relieve pain. 4、Portable: Equipped with a special storage bag makes it easy to put into your trouser pocket. And this massage tool is very lightweight so that you can take it anywhere. 5、Wide Application: The pen is easy to use and it is suitable for all people who want to relieve sports pain. Whether you have pain in your feet, legs, arms, shoulders, neck or back, you can use this tool to relieve it. Specification Item Type: Acupuncture Pen Material: ABS Used for reducing muscle pain or applying to facial grooming. Package List 1 x Acupuncture Pen 1 x Instruction 1 x Storage Bag