Plasma Ball Watch with amazement as the electricity follows your fingertips across the 4 inches glass ball. Like yourself we have always admired these eye catching devices but were always put off by the prices asked for in the high street. Not anymore....... Turn on the Electronic Plasma Ball and watch as spidery fingers of light and energy dance around the inside of the glass globe. The plasma transfer of inert gases forced to arc to your own electrical frequency within the vacuum of the sphere. Place your hand on the electronic Plasma Ball - miniature bolts of lightning will surge to meet your touch. Turn down your room lights and turn on the sound activation control. Now the sound from your stereo pulses the sealed plasma to new heights. The electronic plasma ball will pulse to your favorite music and react to noise. Even the sound of your voice will be translated into dynamic patterns of visible energy. The Plasma Ball powered by household current using included AC adapter. Plasma Ball in action