The Hitachi Magic Wand, among the many massager vibrators, is listed with United Laboratories. What does it mean? It actually implies that the particular massager vibrator has passed quality and safety tests within the standards of UL.
This is why the Hitachi Magic Wand is the most popular and one of the best quality unit as well. Another great thing about the hitachi magic wand is that it offers additional accessories like inclined chairs and a controller. You can find more info at http://massagervibrator.org.