About This Item: Dome type: Suitable for health and facial beautification node types. Suitable for partial body pain. Spherical: Suitable for rapid pain relief. Combine modern high-quality massage pens to promote health. FEATURES: The acupuncture pen probe part is based on the principle of single-phase electricity, and must rely on the body’s own static electricity to make it a loop. If you let other people give you acupuncture, he needs to put his hand on your skin, acupuncture pen will work. If he does not hand on your skin, the pen is still
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