From the manufacturer : "Venus Butterfly was developed exclusively for women, this unique pleasure device can be worn anywhere, providing maximum freedom of use, even in public, yet allowing ultimate privacy. It is specifically intended to stimulate the most sensitive parts of the female anatomy. The continuous control wire remote power pack can easily be slipped into a pocket. Adjustable straps fit comfortably around the waist and legs and the unit comes ready for use. The Venus Butterfly massager will turn an ordinary day into an exciting erotic adventure."