1.double head laser cutter 2.double laser tubes 3.water cooling, water pump 4.working video ... 5.with CE, FDA The X-axis guide rail applied double ones, installed two sets of laser head, laser power, CO2 ... working area1200x1600mmLaser TypesHermetic And Detached CO2 Laser TubeLaser power80W x 2(Optional: 100W,150W)Engraving speed0-75,000mm/minCutting speed0-40 ...