Electrifying! Exciting nebulous glow of electrons light the inside of this popular decorative light. Place your hand on its smooth glass surface. The unchained blue lighting is drawn to your touch. It gathers harmlessly about your palm and fingers, creating beautiful swirling pink-red formations that follow your every move. Reacts to your voice and music! The whole unit stands 8.5 inches tall, and the bulb is approx. 4.5 inches tall. 120 volts. Sliding switch controls On/Off/Audio.