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Portable Transcutaneous Electrical Nerve Stimulator Massager Electronic Acupuncture Pen Chinese Traditional Massager, TENS Detailed Product Description Slow Hammering, Continuous Hammering, Acupuncture, Naprapathy, Cupping, and Massage. (1) Massager AK-2000 has six functions: Slow Hammering, Continuous Acupuncture, Naprapathy, Cupping, and Massage. (2) Unique design of 2000 key to make its therapeutic jnuction penetrate into the skin. (3) Under the single prescription, the