This product is not used as medical equipment, but only as a Massager. At the same time, the product packaging is neutral packaging, and there is no production address and company phone number. If you mind, please be careful to buy it. You can process it in batches and customize it.

   One-to-two configuration battery models include: a pair of SMD, one-to-two button line, three batteries, one adhesive board, manual, machine, color box

  one-to-two configuration power supply models include: a pair of patch, one-to-two button line, three batteries, one adhesive board, manual, machine, color box, power supply, USB data cable

  one-to-four configuration battery models include: 2 pairs of patches, one-to-four button line, three batteries, one adhesive board, manual, machine, color box,

  one-to-four configuration power supply models include: 2 pairs of patches, one-to-four button line, three batteries, one adhesive board, manual, machine, color box, power supply, USB data cable