New 6" Blue PLASMA PLATE Sensor Lumin Disk Disco Party Light Show Respond to MusicBrand New In BoxDiameter:6"You can set them to react to music or just be onAvailable in blueThey have A bracket in the back for wall mount or a bracket to use as a table stand.Input: AC 100V-240V (UK plug)Output: DC 12V (for vehicle use)Using a super bright technology, combined with miniature electronics to create a flate panel disk with an amazing display of plasma light which will respond to your touch, voice or dance to your music.