Luminglass Blue Plasma Disk LARGE 12" x 12" Plate Responds to Touch, Voice, and Music! - Same technology used in the movie Star Trek. Completely adjustable dials so you can set the intensity of the light action and also another dial to set the sound sensitivity. Both work independently. There is also a on/off switch that can be set to "continuously on" or "sound activated" modes. Rubber feet included on the front and fold out adjustable stand on the back. Made from solid glass - Heavy. AC powered, low voltage adapter included.
