There are two ways for power: USB connection or battery connection.
It can massage head, neck, shoulder, hip, chest & face very easily.
The vibrate of the machine can reach the deep of muscle to reduce pain.
It looks small exquisite and is easy to carry
FREE ;HEAD MASSAGER
Item Type: Massage & Relaxation
Application: Body
HANDHELD ELECTRIC MASSAGER WORKS WITH BATTERIES OR USB CABLE with usbcable included from the power of your computer. You can now do yourmassage therapy while seated at your computer even while working at theoffice or at home and keep working while you relax with your hand heldmassager.
