Product Features:
1) Built-in changeable batteries, the outside power is unnecessary
2) Built-in one vibrate motor
3) Leather upholstery, built-in high density sponge to make you more comfortable
4) With one fixing belt
5) More humanized design, can massage many parts of your body including head, shoulder, back, arms, waist, buttocks, thin, calves and feet
Sample is available.