American Dj Revo Express Led Powered 4 Lense Effect Light Brilliant colors and programs make this light dynamic and the illusion that you spent hours programming a lightshow in a bar ready to plug and play, can be linked by XLR cable with multiple units and synchronized uses less than 30 watts and produces virtually no heat Green/LED technology American DJ Revo Xpress 4 Lense Large CoverageLED Effect Light.Sound Active, Linkable, Master Slave Or DMX 512 Dynamic Effect