Party Light Lamp Music Activated Plasma Lighting Heart Ball USB + AC This magic Heart sphere emits bolts of red and blue lightning from its core creating Normal Mode: Nonstop random waves of the bolts Touch Sensitive: If you touch the sphere, bolts of lightning will combine into a strong beam Music Activated Mode: built in music sensor, the bolts will respond and 'dance' in phase with music Extra blue light ring at the bottom further enhances the mood and lighting effect! **You can click the following link to see the real effect in youtube, http://www.youtube.com/watch?v=7OjFC75P1_0&feature=mfu_in_order&list=UL