1）Unique DC 12V designed with the thinnest exterior.
2）Can be used at car or at home. With car cigarette lighter.
3）Unique arc symmetrical massage.
4）Can be fixed on the neck, back, waist or massage from the upper to the bottom.
5）Adopt thumb-pressing and kneading massage.
6）Light and handy cubage, can be used at every part of the body (neck, back, buttocks, legs etc.)