k-800 130mw total power. This is another great product from Seven Stars. It contains two laser diodes within the alluminium housing. The diodes produce green and red laser lights. This unit is designed to produce aerial effects . At times you could see yellow color is produced when these two colors are combined. There are many patterns that are stored in its memory . This unit is ready to use. Just take it out of the box when it is delivered to you and plug it into the power. Place it next to the loud speakers playing loud music. The patterns that are stored in the memory of this laser show system will change with the beat of the music. This is the sound active mode. When placed in the auto mode. It will change patterns according to the speed which is controlled by the control knob placed on the back panel. If you purchase a dmx controller from our store, you could also adjust the frequency of the patterns. Lets say if there is a circle being projected you could change this shape to an ellipse.k-800 130mw total power. This is another great product from Seven Stars. It contains two laser diodes within the alluminium housing. The diodes produce green and red laser lights. This unit is designed to produce aerial effects . At times you could see yellow color is produced when these two colors are combined. There are many patterns that are stored in its memory . This unit is ready to use. Just take it out of the box when it is delivered to you and plug it into the power. Place it next to the loud speakers playing loud music. The patterns that are stored in the memory of this laser show system will change with the beat of the music. This is the sound active mode. When placed in the auto mode. It will change patterns according to the speed which is controlled by the control knob placed on the back panel. If you purchase a dmx controller from our store, you could also adjust the frequency of the patterns. Lets say if there is a circle being projected you could change this shape to an ellipse.