36 one-inch round lenses in a dome-shaped all metal housing. Light source: 6 ultra bright 3 watt LEDs (2 red, 2 green, 2 blue). The result is 216 sharp colorful beams moving around a room or dance floor. Dual operation mode switch: Auto (slow constant beam movement) or Sound (clockwise/counterclockwise beam movement to the beat of music). Audio sensitivity knob. Total power 20 watts. Compact size (10″ x 10″ x 14″) and lightweight (8 lbs.) make it ideal for bands, mobile DJs and a centerpiece light for small clubs.